Author Question: Between-groups variance is a measure of both systematic factors that affect the groups differently ... (Read 50 times)

dollx · **on:** Aug 4, 2018

Between-groups variance is a measure of both systematic factors that affect the groups differently and variation due to sampling error. Systematic factors include

A) observer bias
B) experimental variance
C) extraneous variance
D) Both B and C

Question 2

The researcher evaluates the size of the F-ratio by

A) comparing it with equivalent t values.
B) comparing it with other F values used in the past.
C) comparing its p value against the alpha level.
D) consulting standards for scientific publication.