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A binomial distribution has p=0.64 and n=25. a. What are the mean and standard deviation for...

A binomial distribution has p=0.64 and n=25.

a. What are the mean and standard deviation for this​ distribution?

b. What is the probability of exactly 17 ​successes?

c. What is the probability of fewer than 20 successes?

d. What is the probability of more than 12 ​successes?

Math   Statistics-And-Probability   
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