Author Question: A chance difference refers to ______ . a. a difference between equivalent groups that occurs ... (Read 55 times)

K@ · **on:** Jun 20, 2018

A chance difference refers to ______ .

a. a difference between equivalent groups that occurs because of random variation
b. differences between equivalent groups due to the effect of the independent variable
c. the fact that equivalent groups will be exactly equal in all ways
d. the fact that statistics differ from each other

Question 2

People who participate in research studies often are called ______ .

a. parameters
b. data
c. subjects or participants
d. associates