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A study revelead that 40% visited New york, 30 % visited Boston, 50% LA. 1) what is the prabability a vistor will visit at least one of these cities? 2) what is the prabability .40 called? 3) are the events mutually exclusive? explain give more info, 40%+30%+50%=120%. You forgot something.

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Why didn't Achilles mother dip his heel into the River Styx so that he would be totally invulnerable? actually cobber has a point, but the truth is that if she had done so, there would be no Paris to kill him in his heel. You know, the myth had to go like this, Achilles had to die this way.

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The specific passage that I am looking at is verses 429- verse 481 in the Iliad, with Hektor and Andromache. Why do you think Homer put this passage in the book? Also what do you think about Hektors character development? from which rhapsody?

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PROF. CLAIMED THAT STUD WHO STUDY IN GROUPS HIGHER PROPROTION OF A AND B GRADES THAN STUDENTS WO DO NOT. USE THE TRADITIONAL METHOD. USE A SIGNIFICANCE LEVEL OF 0.05. STUDY IN GR X1 31, N1 50, DO NOT STUDY IN GRS X2 32 ,N2 56 SUPPORT CLAIM P1>P2 OR NOT? P1=31/50, P2=32/56, P3=(31+32)/(56+50) Z=(P1-P2)/[SQRT(P3*(1-P3)*(1/50+1/56))] IF Z>1.96, SUPPORT CLAIM P1>P2.

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For a bell shaped data set with a large number of values, approximately what z-score would correspond to a data value equaling each of the following? A. the median B. the lowest value C. the highest value D. the mean you have to standardize first and then ask again

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A contractor is considering a sale that promises a profit of $31,000 with a probability of 0.7 or a loss (due to bad weather, strikes, and such) of $12000 with a probability of 0.3. What is the expected profit? 0.7*31+0.3*12 in thousands

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Derive the formula of the probability for sample size n to get atleast one object from each of 10 groups? this is a multinomial distribution. type this at wikipedia. you will see it there

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Statistics,demography question, thx a man aged 30 marries a woman aged 25. Supppose that F1 and F2 are distribution functions for males and females. Q: FOR HOW MANY YEARS WILL THEY BOTH LIVE ON AVERAGE? searh for survival tables, depends upon the country

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What conclusions can be drawn from the voting statistics of the last election? to tell you the truth i am a statistician and a i have been wondering the same for many years. i have yet to come with an answer!

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Your college class: Freshman, Sophomore, Junior, Senior. (possible answers, Ordinal, Nominal, Interval, or Ratio) ordinal

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Assume that two-way analysis of variance reveals that there is not a signif effect from an interaction between two factors. should you proceed to test the effect from the row factor? why or why not? sum all quantities or scores that follow, mean of popula of course you check the main effects of the two factors.

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How to determine whether this series is converging? ∞ ∑( (-1)^n ) / (n*2^n) n=0 Could you please show working that would be greatly appreciated. Cheers :) rewrite it as S[((-1)^n)*(1/(n/2^n))] = S[(-1)^n*a(n)] ok? theorem of leibniz: if all a(n) are positive if a(n)>=a*(n+1) and if a(n) tends to zero as n tends to infinity, thens the serie converges. if you did not understand let me know.

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2 people in the same household each have 1 old style £20 and 1 £10 note. What is the probability that the £20 notes have the same last 4 digits in their serial numbers AND £10 notes have the same, but different, last 4 can you explain a bit more? we have euros.

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A study was conducted as described. Are these independent samples or matched pairs? mathematics and science grades of a group of 5th graders are compared. choose independent samples or matched pairs? a. matched pairs b. independent samples If different students were used in the study then it is an indipendent t test. But, if the students of the two groups are brothers then you have the right to say they are paired samples (I do not think this is the case).

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1. Suppose an entire batch of items is rejected if there is at least 1 defect in a sample without replacement from that batch. If the size of the batch is 2500 items, 2% of those items are defective, and 4 items are sampled without replacement from that b (2/100)*2500=50 defective in the batch. the formula is this: P(No of def=x)=[P(50,x)*P(2450,4-x)]/P(2500,4), where P(a,b)=(a!)/[(a-b)!*b!] and e.g. 5!=5*4*3*2*1 and 0!=1.

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When is P(A|B)=P(A)? when A and B are independent.

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A common amoebe reproduces by splitting in half every 24 hours . if we start with a single amoeba how many will be there after 8 days and 16 days 2^8 and 2^16.

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How much of an envelope can be covered by stamps? it depends on the size of the stamps

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Who is brought out by Athena to Odysseus to "rescue" him after he has reached the island of the Phaeacians? Actually Poseidon (Dias encouraged him) pushed Odisseas' ship back to Ithaki while he was asleep (all of his companions had died).

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Question 17.) Find the linear equation given the following information: when x = 2, y = 6 and when x = 4, y = 0 linear: y=a+bx y=0 and x=4: 0=a+4b (1) y=6 and x=2: 6=a+2b (2) subtract 1 from 2: 6=a-a+2b-4b => -2b=6=>b=-3 now go to 1 and substitute: 0=a+4(-3)=>0=a-12=>a=12, so y=a+bx=>y=12-3x

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I need to make a graph of a function or any object that is symmetrical to the x-axis and the y-axis at the same time, but while it isn't symmetrical to the origin. i haven't been able to think of anything that would work. what will the origin llok like. as for the symmetries of the two axes, i can imagine of a contour (imagine a mountain).

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How do you find average rate of change per year from 1980-2000 if 1980 is a value of 27% and 2000 is 37%? don't you have any additional info?

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What was my overall mark before writing the math exam? my teacher never told the class their overall marks before writing the exam. the exam is worth 30% on the exam i got 52.5 out of 113 and after she calculated everything, my overall mark after writing what was your final mark?

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Which country in the world has the oldest civilization? I would say china, they did the first ever census in 2238.

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Were the Spartans really feared as warriors? Did they have any special training methods? actually they had no fear at all. they drunk a black juice called μέλανας δρυμός and had bath at evrwtas a river at sparta. the handicapped children were thrown for kaiadas cliff. the movie 300 is lies. The spartans were helped by 700 thespians in thermopyles. And as i sadi they feared none. The spy of persians just before the battle...

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What is ancient persian empire local government? yes satrapy and the ruler was the satrapian

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What word is Archimedes said to have shouted after making a discovery? Εύρηκα he said and starting runnig outside naked happy for his discovery.

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What did the winner of the greek games wear in his victory salute? a circle made of leave of laurel called κότινος.

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Can anyone estimate how alcoholic the wine of the ancient world (that the Greeks for example, watered down) would have been? i know that the greeks did a trick with wine. they were digging the grapes for a few weeks and then they would drain them in order to make wine. This technique made wine very strong, you know hot, burning

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How did ppl dress in ancient greece, specifically? they were wearing something that looked like sheets, so imagine sheets wraped and tailored all over the bodies.

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A golden Macedonian 4th Century BC funerary wreath has been returned to Athens the the Getty Museum in Los Angeles after a 10-year battle to prove it was illegally excavated and sold. Do you support the return of such items to their places of origin? Of course i do, do you know that the famous museum of paris louvre has many ancient greek exhibits and not only? so you visit france to see exhibits from all countries other than france. Also as a greek man i do not like going abroad and watching my legacy at other countries. I cannot understand why other countires feel proude to exhibit my country's stuff. Ok i will steal an...

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Why was Orestes pursued by the Erinyes? well there is another myth saing that orestis went to the place were his sister ifigeneia was living.

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When the Minoan civilization was hit by a massive tsunami where did the survivors go? well crete was always a part of greece, so let us not make the distinction between greece and the greek islands. I say this because in england i heard something good. I asked a girl if she had ever visited greece and she said no i haven't but i have visited the greek islands. So this means that i never went to Great Britain, i went to england.

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Who is Pericles and what is his signifigance in Greek history? One tip also, pericles head had a strange shape, it was like the head of aliens as drawd by filmmakers, i mean it was a bit big, stretced back, that is why he never removed his helmet when in public.

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Several ancient civilizations used pyramid structures. Are there any other similarities with these civilizations? Hey lynda you forgot the greeks, we have found ruins of ancient pyramids smaller of course, but i do not think many people know that. after all pythagoras and many others were related to egypt.

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Why did the 900 occupants of Masada, commit mass suicide rather than be captured by the Romans in 73 A.D.? they died because they did not want to be captured by the romans

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When were the ruins of Troy discovered and by who? Guys guys only a greek guy knows the story. his wife sofia was greek. I do not take the credits, the credits belong to takis athanassopoulos who wrote about this. First of all Sliman was not an archaologist and he didn't have a phd nor was he a professor. He found the ruins of a city in 1872 but it was not troy. he had a talent in finding treasures, he was a treasure hunter. he found the...

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Why did Zeus seek to destroy the Titans? They were defeated actually in the battle between the olympian gods and the titans. Heraclis also participated in this battle

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What are all the greek god's names? The olympians were Dias (father), Hera (wife),Athina,Poseidon,Afrodite,Ermis,Artemis,Apollon,Aris,Iphestos, Adis or Plutonas, Dimitra and Estia

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Who knows who Ishtar (the goddess) is??? Any info would be great... I know her too, only by name though and that she was arab.

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Which Greek god has the upper body of a man and the lower body of a goat? Also Πάνας

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Why do you think Christians are satisfied with worshipping a nameless GOD? Who isn't?

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How did Achilles become a hero? By fighting the trojans and killing hector, do you need something more specific?

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What is the totem or symbol for the Greek demigod Achilles? First of all achilles was a hero and second who greek hero had a totem or something like that?

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What approximate year was Achilles born? The war happened at about 1180 B.C. Omiros wrote this poem at the 8th century B.C. and the war lasted 10 years. When gathered at Aulis the wind wouldn't blow. Poseidon wanted Ifigeneia (daughter of Agamemnon) to be sacrifised. When she was about to die Artemis took her away.

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Was Achilles a man or a god? Can anyone tell me his story? the greek gods are fake, everyone knows that, but the greek heroes are real, everyone knows that also.

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Are there any other myths including Mother Earth Gaia? which do you know?

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MINITAB how do you take multiple random samples from a population? i need 100 samples of size 5? This sounds like quality control, do you have the population save somewhere?

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How I can run the MINITAB? go to www.minitab.com and download the trial version of the 15th edition for a couple of weeks. Then go to statlink.tripod.com select statistical packages and then minitab and find many links leading to notes for it.

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I am a double major in Business Management and Spanish. I have extensive work experience with statistical programming such as MS Excel and SPSS. What are some possible job titles I should look into? Thank you Don't listen to him, I have a bsc in statistics only and am doing ok. Listen what do you like most and want to do? That is what you have to answer to yourself first.

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How were the athletes trained in the ancient olympics? What do you mean how? The events were only a few and the athletes were ordinary people who had some skills in these sports. That's it.

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Who do you think discovered (excluding the native inhabitants) America first? Was it the Spaniards, the Vikings, or someone before even them? Greek pottery has been found there. So guess who did first!

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Heroditus wrote what is considered the first Herodotus was the father of History. If you are asking for something else what is it?

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Greek history was influenced by greece's What kind of question is that, i think you 've mixed up things.

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What is the meaning and origin of the word Olympus? No, he means the mount olympus. it is a greek mountain the ancient greeks used to call multisummit (it has many summits). The highest of which is Mytikas (2917 metres).

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The golden age of athens was ruled by?solon,pericles,draco,clisthenes. The correct answer is Periclis

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Was Plato full of wine? At least plato did something for humanity, when they were doing miracles like some other people others had been sleeping for centuries

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Who here can name the first Greek mythical Hero? Well the greatest is Hercules for sure

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Why did Leonidas choose to stay and die at Thermopylae? Is his death the Spartan ideal? All the answers are correct, 300 spartans AND 700 thespians actually kept the way to 1,000,000 persians. Efialtis betrayed the greeks by showing the persians how to go behind the spartans. As for the answer by agent, listen to this: every time a spartan warrior would go to war, his mother/wive would give him his shield and tell him ή ταν ή επί τας....

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Why was the Spartan sacrifice at Thermopylae so important? Mistake, after the thermopyles athens was burnt by the Persians. Spartans refused to help (and did well, none of them helped Leonidas). the reason is that 300 spartans AND 700 thespians kept an army of 1000000 persians. And listen to this. The persian king spied on the spartans. The spartans were cleaning themselves so that they would go clean to Adis. They were told that the arrows of the...

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Why did the US govt let the Iraqi National Library get destroyed? has anyone read the name of the rose by Ecco, do you know why the great library of alexandria was burnt down to the ground? Some answers will never be given. We can only have doubts for something we cannot know. There was a reason. Its the same with diseases, people invented diseases. Why? Answer this and I will answer all the rest.

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What happened to the ancient Greeks, and what happened to their lore? well kounoupi do not forget that we had cities-countries. They were all greeks but spoke different dialects like today (pontiaka, kritika, kypriaka, vlaxika). And you probably know that they had differences between them.

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In the odyssey, why does Odysseus signal Telemachus not ot string the bow? Good answer

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In Greek mythology, what did Jason and the Argonauts search for? The king of Iolkos once listened to a fortune teller, you know an ancient greek medium. He told him to fear of the man who would come wearing only one sandal. That is why he sent him looking for the fleece, he thought jason woyld die somewhere along the course. That king knew that jason was the rightful king. He was his relative or something (i do not remember). I don't know if you know...

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What did Helen of Troy's face launch? Actually king agagemnon always wanted to conquer troy. This was a fake reason to start the trojan war. Do not forget that homer (was blind) wrote the two great works 100 years later and he probably put some "salt".

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Outside of the movies, can a normal person really become a true hero? Of course my friend, I will only say this: Jordan had said once: when I was a kid my closest hero was my fother. To him his father was a real hero. Everyone has done something heroic even once in his life. But the real hero is the one who does and never lets others know about it.

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How can Democracy be liable when there is no process of Signing the Social Contract in ones Existence? Doesnt that make your Nation a Tyranny by default? The meaning of the word democracy (when the ancient Greeks invented it) was that the people would elect their leaders. It actually means in greek, municipality and lordship (it is a composite word). Meaning that the municipality as people would have the authority to choose the ones who would rule them, the people had the power to decide who will lead them. Nowadays this has become oligarchy,...

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What were the Chaldean Oracles? see here: http://www.hermetic.com/texts/chaldean.html

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What is an 'internet addiction' and how can you tell if its just not boredom or loneliness? It is boredom at first but if you jam or get stuck with it, it may end up into sickness. You can say loneliness, if you start like this. I mean if you start surfing because you feel lonely. I am not a specialist but some things are not hard to understand. cu.

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Is Dean R. Koontz going to write the third book of the Frankenstine stories? If so when will it be out? I asked at a bookstore and the guy answered that he has written two giving me the impression that that was it. At least that's what he knew.

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Has anyone read any Dean Koontz novels? I 've been reading his novels since highschool (for about 10 years).

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Where was the ancient city of Knossos located? You have a point in saying it was not greek, but iw we think like that, there was never Greece, since every city had its own rules, there existed cities-countries. So i would say crete was always greece

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Would you wear your seatbelt if it wasn't required by law? In greece they do not wear regardless of the law.

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MY SON HAS TO MAKE THE FOLLOWING CONVERSIONS WITHIN THE SL. SO 3.0 M = ______ CM? do you mean 3 metres? this is equal to 300 centimetres

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What was the Greek god Morpheus responsible for? Barcaluv is right, i couldn't agree more with him.

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What does the name zeus mean? The father of the olympians gods name was Dias and Zeus. But in english they say only Zeus not Dias. He had many names not these only

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Did Hercules come from Rome or Greece? Greece and as matter of fact from Theves (Thiva in greek).

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Most historians think minoan civilzation was The first famous greek one?

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After losing the battle of thermopylae to the persians, the athenians Spartans lost the battle actually because of treason. Spartans had always been in conflict with Athenians even during the persian wars. After thermopylaes persians burnt athens. Spartans did not help the athenians

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What is the name of a successful female leader that have lead a country for 22 years? Indira Ganti?

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How and why were new gods added to the 12 Olympian gods? olympian gods were 12 neither less nor more. The other gods such as dionisus were smaller gods.

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How could the ancient romans be so stupid to have to steal thier own SLAVES religion?(the greeks) Actually they stole a lot more than that, that was the least important to have stolen. The romans had power only, not spirit. The famous greeks were hired by the rich romans to educate their children.

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What is the history of Socrate? He was one of the seven ancient greek wise old people and he was sent to prison because of his ideas. Plato i think came to release him from prison but he refused to escape and drunk the conium and died. He refused to escape saying that if he escaped, he would prove right his opponents. In the sense that, hey he was guilty and escaped from prison. But he stayed and stood for his principles.

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What do you believe never happened in our history? Neil Armostrong never landed on the moon, there is proof for that.

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Jean-jacques Roussea's ideas are connected to what period in history? After renaiisance there was a period called enlightening or something like that, i do not know the english word, 16th, 17th century, something like that.

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Do you believe that The Parthenon really existed? Guys it exists, and as a matter of fact it is the only human construction for which the eye illusion does not apply, if you know what I mean.

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Did Hercules ever have a partner or girlfriend? Actually he had many friends and wives. But Ioalus was not his be there forever friend. I do not recall how many wives but he had 69 kids (sons and daughters).

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In The Odyssey, Odysseus starts out with 12 ships when he leaves Troy, but how many of his own does he return to Ithaca with? I think he returned alone, back home.

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A certain species has a birth sex ratio of 3:2. find the probability that in a litter of 10 individuals , there will be at least twice as many females as males. the ratio of 3:2 means that the probability that a randomly selected individual is woman equals to p=3/5=0.6. If ofcourse you mean women/men=3/2. In a sample of 10 persons at least twice means at least 6 women (3 men half of women and the other is bisexual, kidding). So you want at least 6 out of 10 individuals to be women, meaning 6 and 7 and 8 and 9 and 10 This is a binomial probability. ...

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A company own 400 laptops, each laptopn has 8% probability of not working. Randomly selected 20, what is the probability that 5 are defective - what is the probability that non are defective this a hypergeometrical type probability, visit statlink.tripod.com and search at statistical theory section for hypergeometric distribution. if you come up with no answers send me a message.

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Are you good with statistics? Please answer questions in as much detail as possible. I am studying to take me Graduate School entrance exam. Thanks a bunch! a)Test the claim and report the conclusion. what is the question?

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Equation for regression lines? b=[n*sum(xy)-sum(x)*sum(y)]/[n*sum(x^2)-(sum(x))^2] a=mean(y)-b*mean(x) where n=sample size

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X^(1/2) = sqrt(x) Can someone explain what this means and how it's read, thank you. look, x to the power of let's say a, is it clear (x^a)? you probably know that 3^2=9 and sqrt(9)=3, ok? what you asked is straighforward, obvious, it means that sqrt(9)=3 and 9^(1/2)=3. these two forms are exactly the same.

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When two fair die are cast what is the chance of the result being atleast 8? find the sums of all combinations. Count those of atleast 8 and divide them by the whole number of sums. If you want something more please let me know.

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A sample of 25 randomly selected students has a mean exam score of 81.5 with a standard deviation of 10.2. Find a 95% confidence interval for the population mean test score 81.5-(1.96*10.2)/(sqrt(25)), 81.5+(1.96*10.2)/(sqrt(25))

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If α=0.10, how many intervals would be expected to contain μ. not contain μ, include μ! 90% just subtract a from 1 or from 100%.

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Using the hypothesis of "how much will a middle income family of four spend on groceries in 2008?" what steps should be taken to gather the data in a random sampling and also using in a systematic sampling? First of alla these are not good sampling techniques (try stratified sampling). Simple random just go find four member families and ask. If now for instance you have a list of the families and want to run systematic do this. Say how many families are there in the list? namely 500 and i need 50. divide 500 by 50 so get 10. ok? then select the first family in the list, the 11th, the 21st, the...

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A random sample of 10 miniature Tootsie Rolls was taken from a bag. Each piece was weighed on a very accurate scale. The results in grams were 3.087 3.131 3.241 3.241 3.270 3.353 3.400 3.411 3.437 3.477 (a) Construct a 90 percent confidence interval for t if you mean the mean then check: calculate the mean mu calculate the standard deviation S then do: mu-1.645*sqrt(s/10) , mu+1.96*sqrt(s/10)

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What is the difference between the basic normal distribution and the sampling distribution of the mean? Why do we use the sampling distribution of the mean when we are performing inferential statistical tests? The basic is the population distribution if that's what you 're saying. We do sampling not census, so you end up with a sampling distribution. Clear?

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If the scores for a test have a mean of 70 and a standard deviation of 12, find the percentage of scores that will fall below 50. the distribution of the scores? normal?

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What does it mean for a sample to have a standard deviation of zero? It is impossible to happen.

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What should be the sampling size necessary to estimate the population mean at 95 percent confidence with a sampling error of 5 and the standard deviation equal to 20? the formula directly ((S*1.96)^2)/(error^2)= ((20*1.96)^2)/(5^2) clear?

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Please help? I need 2 calculate the percentage uncertainty My total pecentage error for all my apparatus is 0.85 the concentration of the acid i'm working with has been identified to be 0.09...how do i do the plus minus thing? also talk about boundaries? Well see estimated proportion or observed proportion p=X/n. Clear? yes, 95% CI= p-sqrt(p*(1-p)/n), p+sqrt(p*(1-p)/n) clear?

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Is a comparison of salaries between male and female employees in the same organization an example of parametric data or nonparametric data? You need to test the normality assumption. There is no parametric or non parametric data. There is parametric or non parametric analyses.

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Define Non-Sampling Error and how it can be minimized? These errors are the ones such as non repsonse errors, observation errors, wrong coding errors, when you accidentaly enter a wrong number in the computer, understand? The only way to minimize them is to be very carefull.

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If normal distribution applies: a = 0.10;H1 is p > 0.18. First we usually take a at 0.05. Secondly do yoy mean to say that the p-value is equal to 0.18? if so then the null hypothesis is not rejected. There is evidence to support normality of the data.

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Is a study to determine if job absenteeism is distributed evenly over the week an example of parametric data or nonparametric data? Listen, when we say parametric statistics we mean that the distribution of the data is known eg normal. When we cannot assume a known distribution then we say we use non parametric statistics. So there are parametric or non parametric analyses, not data. Is this clear enough?

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What is a good website for statistics? a verygood one is statlink.tripod.com