Author Question: In a correlated groups design, groups are formed with ________. A) extreme caution B) random ... (Read 108 times)

jessicacav · **on:** Jun 20, 2018

In a correlated groups design, groups are formed with ________.

A) extreme caution B) random assignment
C) equal variance D) nonrandom assignment

Question 2

When the results of a statistical test reveal a probability of chance less than .05, a good researcher
would conclude that chance is not a likely explanation for the finding, and therefore reject the
________ of the study.

A) extraneous variables B) experimental hypothesis
C) null hypothesis D) validity