How have the relative scores of Blacks and Whites on IQ tests changed over time,if at all?
A)The difference between the mean scores has fluctuated up and down repeatedly.
B)The trend has been for the difference between Blacks and Whites to increase.
C)The trend has been for the difference between Blacks and Whites to decrease.
D)The difference between Blacks and Whites has remained constant for many decades.

Question

Quizplus · Accepted Answer

Over the past few decades, studies have shown a decrease in the difference between the average IQ scores of Blacks and Whites, indicating progress in closing the gap. This trend is attributed to factors such as improvements in education and social equality. Therefore, the best choice is C.

How Have the Relative Scores of Blacks and Whites on IQ