Question: A random sample of size n = 16 is obtained from a normally distributed population with a population mean of m = 100 and a

  1. A random sample of size n = 16 is obtained from a normally distributed population with a population mean of m = 100 and a variance of s2 = 25.

a. What is the probability that x 7 101?

b. What is the probability that the sample variance is greater than 45?

c. What is the probability that the sample variance is greater than 60?

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