Assume a population of 4, 5, and 9. Assume that samples of size n=2 are ra samples. Complete parts a through d below.
4,4
4,5
4,9
5,4
5,5
d. Do the sample standard deviations target the value of the population standard deviation? In general, do sample standard deveations make good estimators of
population standard deviations? Why or why not?​