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A building contractor buys 60% of his cement from supplier A and 40% from supplier B. A total of 75% of the bags from A arrive undamaged, while 70% of the bags B arrive undamaged. Find the probability that an undamaged bag is from supplier B. The probability is (Type an integer or decimal rounded to four decimal places as needed.)

A building contractor buys 60% of his cement from supplier A and 40% from supplier B. A total of 75% of the bags from A arrive undamaged, while 70% of the bags B arrive undamaged. Find the probability that an undamaged bag is from supplier B. The probability is (Type an integer or decimal rounded to four decimal places as needed.)

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A building contractor buys 60% of his cement from supplier A and 40% from supplier B. A total of 75% of the bags from A arrive undamaged, while 70% of the bags from B arrive undamaged. Find the probability that an undamaged bag is from supplier B. The probability is (Type an integer or decimal rounded to four decimal places as needed.)
Transcribed Image Text:A building contractor buys 60% of his cement from supplier A and 40% from supplier B. A total of 75% of the bags from A arrive undamaged, while 70% of the bags from B arrive undamaged. Find the probability that an undamaged bag is from supplier B. The probability is (Type an integer or decimal rounded to four decimal places as needed.)
For mutually exclusive events R,, R2, and R3, we have P(R,) = 0.05, P(R,) = 0.4, and P(R3) = 0.55. Also, P(Q | R,) = 0.6, P(Q | R2) = 0.7, and P (Q |R3) = 0.6. Find P(R3 I Q). P(R3 IQ) =D (Type an integer or a simplified fraction.)
Transcribed Image Text:For mutually exclusive events R,, R2, and R3, we have P(R,) = 0.05, P(R,) = 0.4, and P(R3) = 0.55. Also, P(Q | R,) = 0.6, P(Q | R2) = 0.7, and P (Q |R3) = 0.6. Find P(R3 I Q). P(R3 IQ) =D (Type an integer or a simplified fraction.)
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