A baseball player has a .315 batting average. In other words, he gets a hit with probability 0.315 each time he comes to bat. (a) If he comes to bat 4 times in a game, what is the probability he gets exactly 3 hits? (b) If he comes to bat 4 times in a game, what is the expected value for the number of hits he will get?
A baseball player has a .315 batting average. In other words, he gets a hit with probability 0.315 each time he comes to bat. (a) If he comes to bat 4 times in a game, what is the probability he gets exactly 3 hits? (b) If he comes to bat 4 times in a game, what is the expected value for the number of hits he will get?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Transcribed Image Text:A baseball player has a .315 batting average. In other words, he gets a hit with probability 0.315 each time he comes to bat.
(a) If he comes to bat 4 times in a game, what is the probability he gets exactly 3 hits?
(b) If he comes to bat 4 times in a game, what is the expected value for the number of hits he will get?
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