Question: Repeat Exercise 9.10 for a standard deviation of 10. In Exercise Given a normal population whose mean is 50 and whose standard deviation is 5,

Repeat Exercise 9.10 for a standard deviation of 10.

In Exercise Given a normal population whose mean is 50 and whose standard deviation is 5, find the probability that a random sample of

a. 4 have a mean between 49 and 52.

b. 16 have a mean between 49 and 52.

c. 25 have a mean between 49 and 52.


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