Author Question: ________ is a type of evaluation that asks whether the IV was the only possible reason for changes ... (Read 14 times)

jhjkgdfhk · **on:** Jun 20, 2018

________ is a type of evaluation that asks whether the IV was the only possible reason for
changes in the DV, whereas ________ asks whether the results of your study apply to
populations and situations different from your study.

A) Internal validity; factorial validity B) Internal validity; external validity
C) Factorial validity; internal validity D) External validity; internal validity

Question 2

When calculating the t test for correlated samples, which variability index is used?

A) sample variance
B) standard deviation of the mean scores
C) standard error of the deviation scores
D) standard error of the difference between means