Suppose there are two full bowls of cookies. Bowl #1 has 20 chocolate chip and 10 oatmeal, while bowl #2 has 10 chocolate chip cookies and 20 oatmeal cookies. Our friend Bob picks a bowl at random, and then picks a cookie at random. We : may assume there is no reason to believe Bob treats one bowl differently from another, likewise for the cookies. The cookie turns out to be an oatmeal cookie. How probable is it that Bob picked it out of Bowl #1?
Suppose there are two full bowls of cookies. Bowl #1 has 20 chocolate chip and 10 oatmeal, while bowl #2 has 10 chocolate chip cookies and 20 oatmeal cookies. Our friend Bob picks a bowl at random, and then picks a cookie at random. We : may assume there is no reason to believe Bob treats one bowl differently from another, likewise for the cookies. The cookie turns out to be an oatmeal cookie. How probable is it that Bob picked it out of Bowl #1?
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 39E: The following problem submitted by Daniel Hahn of Blairstown, Iowa, appeared in the Ask Marilyn...
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![9. Suppose there are two full bowls of cookies. Bowl #1 has 20 chocolate chip and 10
oatmeal, while bowl #2 has 10 chocolate chip cookies and 20 oatmeal cookies. Our
friend Bob picks a bowl at random, and then picks a cookie at random. We may
assume there is no reason to believe Bob treats one bowl differently from another,
likewise for the cookies. The cookie turns out to be an oatmeal cookie. How probable
is it that Bob picked it out of Bowl #1?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F941eb469-a862-4ae1-815d-a6698b94400a%2F17ac11b5-00f4-49c0-a335-93fc9b211cc7%2Fnpc43sv_processed.png&w=3840&q=75)
Transcribed Image Text:9. Suppose there are two full bowls of cookies. Bowl #1 has 20 chocolate chip and 10
oatmeal, while bowl #2 has 10 chocolate chip cookies and 20 oatmeal cookies. Our
friend Bob picks a bowl at random, and then picks a cookie at random. We may
assume there is no reason to believe Bob treats one bowl differently from another,
likewise for the cookies. The cookie turns out to be an oatmeal cookie. How probable
is it that Bob picked it out of Bowl #1?
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