The results of a predictive validity study of a test will likely be affected most by
A. the characteristics of the sample tested, such as attrition and self-selection.
B. the administration time required for the test compared with that of the criterion test chosen.
C. the number of items on the test, with longer tests demonstrating higher predictive validity.
D. the correlation coefficient chosen to measure the validity.
Answer: A
You might also like to view...
Human beings produce over 500 different phonemes, of which the English language uses ____
a. ?about 11 b. ?approximately 26 c. ?about 45 d. ?over 140
If you reinforce a person every 30 minutes, she is on a fixed-ratio schedule.
Answer the following statement true (T) or false (F)
Suppose you are studying the relationship between IQ and being a first born child
If you looked at two different groups – children born to middle-class families in the suburbs of Chicago and children raised in a communal setting in South America – which of the following differences would you expect to find? a. The benefits of being first born would be greater in the suburban setting. b. The benefits of being first born would be greater in the communal setting. c. The disadvantages of being first born would be greater in the suburban setting. d. The disadvantages of being first born would be greater in the communal setting.
A measure of proportion of variance that is used as an estimate of effect size for the ÷2 test for independence is called ______.
A. ç2 B. Cohen's d C. Cramer's V D. coefficient of determination