If a Test of Reading Ability Predicts Performance of White

question 50

Multiple Choice

If a test of reading ability predicts performance of white clerks but not African American clerks, the test has _______.

• A) known-group validity
• B) differential validity
• C) single-group validity
• D) validity generalization

---

Definitions:

Sum of Squares

A statistical technique used to measure the variation or dispersion of a set of values, by quantifying the summation of the squared differences between each value and the mean of the set.

Deseasonalized Time Series

A time series from which seasonal effects have been removed to analyze the underlying trend without seasonal variability.

Moving Averages

Moving averages are statistical measures used to analyze data points by creating a series of averages of different subsets of the full data set.

Mean Absolute Deviation

The average of the absolute differences of each data point from the data set's mean.