Author Question: You have a group of male high school math teachers with high scores on authoritarianism and you want ... (Read 127 times)

luminitza · **on:** Jun 20, 2018

You have a group of male high school math teachers with high scores on authoritarianism and you want to investigate the influence of authoritarianism on students' attitudes toward math. What kind of a comparison group would you choose to provide the most control in this study?

a. a group of high school teachers with low scores on authoritarianism
b. a group of high school math teachers with low scores on authoritarianism
c. a group of male high school math teachers with low scores on authoritarianism

Question 2

Identify the threats to internal validity illustrated in the examples below. Students falling below the 10th percentile on a reading achievement test later receive higher scores on a similar test; students above the 90th percentile receive lower scores on the second test administration.

a. experimental mortality
b. reactive effect of testing
c. statistical regression
d. maturation
e. instrumentation