Math1313-Q10-S10-filled

Math1313-Q10-S10-filled - Print Test Page 1 of 6 PRINTABLE...

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PRINTABLE VERSION Quiz 10 You scored 0 out of 100 Question 1 You did not answer the question. Urn A contains 7 yellow balls and 3 red balls. Urn B contains 10 yellow balls and 7 red balls. Urn C contains 12 yellow balls and 4 red balls. An urn is picked randomly (assume that each urn is equally likely to be chosen), and then a ball is picked from the selected urn. What is the probability that the chosen ball came from urn B, given that it was a yellow ball? a) 0.3680 b) 0.3434 c) 0.2886 d) 0.0703 e) 0.0849 f) None of the above. Question 2 You did not answer the question. 9 yellow balls and 5 red balls are placed in an urn. Two balls are then drawn in succession without replacement. What is the probability that the first ball drawn is a red ball if the second ball drawn is yellow? a) 0.6429 b) 0.4286 c) 0.7222 d) 0.5600 e) 0.3846 f) None of the above. n m l k j n m l k j n m l k j n m l k j n m l k j n m l k j n m l k j n m l k j n m l k j n m l k j n m l k j n m l k j Page 1 of 6 Print Test 4/12/2010 https://www.casa.uh.edu/CourseWare/Root/UsersStudents/PrintTest.htm
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Question 3 You did not answer the question. An arcade booth at a county fair has a person pick a coin from two possible coins available and then toss it. If the coin chosen lands on heads, the person gets a prize. One coin is a fair coin and one coin is a biased coin (unfair) with only a 28% chance of getting a head. Assuming equally likely probability of picking either coin, what is the probability that the fair coin is the one chosen, given that the chosen coin lands on heads? a)
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This note was uploaded on 08/30/2010 for the course MATH Math 1313 taught by Professor Abdelnourahmed-zaid during the Spring '10 term at University of Houston.

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Math1313-Q10-S10-filled - Print Test Page 1 of 6 PRINTABLE...

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