A random sample of 100 observations from a population has a mean of 60 and a population standard deviation of 18.
a. What is the point estimate of the population mean?
b. What is the interval estimate of the population mean (a=.05)?
c. What is the point estimate of the population variance?
d. What is the interval estimate of the population variance (a=.05)?
e. What is the point estimate of the standard deviation of the population?
f. What is the point estimate of the standard deviation of the sample mean?