Author Question: Random samples of size 49 are taken from an infinite population whose mean is 300 and standard ... (Read 157 times)

HCHenry · **on:** Jun 24, 2018

Random samples of size 49 are taken from an infinite population whose mean is 300 and standard deviation is 21 . The mean and standard error of the sample mean, respectively, are:
a. 300 and 21 c. 300 and 0.43
b. 300 and 3 d. None of these choices.

Question 2

If the coefficient of determination is 1.0, then the coefficient of correlation must be 1.0.
Indicate whether the statement is true or false