Author Question: One definition of an unbiased test is that in a regression equation predicting a criterion from a ... (Read 132 times)

wenmo · **on:** Jun 18, 2018

One definition of an unbiased test is that in a regression equation predicting a criterion from a test score, all population subgroups should have the same

a) slope.
b) intercept.
c) mean score.
d) variance.

Question 2

The Lake Wobegone Effect refers to test results in which

a) most examiners achieve above-average scores.
b) member of minority groups perform worse than their ability.
c) children from middle-class homes achieve the highest scores.
d) girls perform substantially better than boys.