Asked by Kira
A baseball player has had 14 hits in 60 times at bat in the last 20 games. How many hits does the batter need in her next ten at bats to increase the probability of her getting a hit to 0.300?
Answers
Answered by
Steve
The number of games is irrelevant. Starting now, we have 14/60 = .23333
Now, if she goes to bat 10 more times, and gets x hits, we want (14+x)/(60+10) = .300
14+x = .300 * 70 = 21
SO, if she hits 7/10, her avg will rise to .300
Now, if she goes to bat 10 more times, and gets x hits, we want (14+x)/(60+10) = .300
14+x = .300 * 70 = 21
SO, if she hits 7/10, her avg will rise to .300
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