Author Question: The alpha level is typically set at either .95 or .99. Indicate whether the statement is true or ... (Read 18 times)

HCHenry · **on:** Jun 20, 2018

The alpha level is typically set at either .95 or .99.

Indicate whether the statement is true or false

Question 2

Whenever the distribution of differences is normally shaped, and all its
assumptions are met, then

a. the samples must represent different populations
b. the samples must represent a single population
c. more than two populations must be involved
d. none of these, since when its assumptions are met, the distribution of
differences is always assumed to be normally shaped