Author Question: If groups are chosen on the basis of particularly low scores or particularly high scores on a test, ... (Read 39 times)

OSWALD · **on:** Jun 19, 2018

If groups are chosen on the basis of particularly low scores or particularly high scores on a test, it is likely that when tested a second time the scores for the group will have moved closer to the mean. The threat to internal validity caused by this tendency is called testing.

Indicate whether the statement is true or false

Question 2

Testing as a threat to internal validity refers to the fact that the test used may be deficient in its validity or reliability.

Indicate whether the statement is true or false