For each time up at bat,a baseball player has a 70% chance of making an out,a 10% chance of getting walked,and a 20% chance of getting a hit.Estimate the probability that,out of 5 at-bats,the player gets at least one hit.Use 30 simulation runs.
A)About 90%
B)About 20%
C)About 30%
D)100%
E)About 70%

Question

Quizplus · Accepted Answer

The probability of getting at least one hit in 5 at-bats can be estimated using simulations. With a 20% chance of a hit per at-bat, the probability of no hits in 5 at-bats is (0.8)^5 ≈ 0.33. Thus, the probability of at least one hit is 1 - 0.33 ≈ 0.67, which is about 70%.

For Each Time Up at Bat,a Baseball Player Has a 70