baseball player’s batting average is 0.320 (32%). This player batted 100 times. 1) Identify n= 2) Identify p=_____ ( round to two decimal places) 3) Identify 1 – p= ____ ( round to two decimal places)
A baseball player’s batting average is 0.320 (32%). This player batted 100 times.
1) Identify n=
2) Identify p=_____ ( round to two decimal places)
3) Identify 1 – p= ____ ( round to two decimal places)
4) Evaluate np and n(1 – p). Is it appropriate to use the normal distribution to approximate the binomial distribution? (Round to two decimal places)
np =_____
n(1 – p) =______
_______ Enter Y or N
If your answer to part (d) above is “yes” answer the following questions. Use your rounded answers for standard deviation to calculate z-scores
5. What is the mean and standard deviation of the approximating normal distribution? (Round to two decimal places)
µ = _____ σ = ______
6) Find the probability that the player will get at most 26 hits.______ (Round to four decimal places)
7) Find the probability that the player will get exactly 26 hits._______ (Round to four decimal places)
8) Find the probability that the player will get at least 26 hits._______ (Round to four decimal places)
9) Find the probability that the player will get less than 26 hits.______ (Round to four decimal places)
10) Find the probability that the player will get more than 26 hits._____ (Round to four decimal places)
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