Question: Suppose we have a normal distribution with = 8 0 , = 1 5 . Answer the following questions: a . Evaluate mean and standard

Suppose we have a normal distribution with =80,=15. Answer the following questions:
a. Evaluate mean and standard deviation for a sampling distribution with sample size n =9.
b. Find the probability a random individual has a measurement between 77 and 83.
c. Find the probability a sample mean of size n =9 is between 77 and 83

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