Test X is designed to predict which individuals in a smoking cessation program will successfully quit smoking. Scores from Test X administered at the beginning of a cessation program correlate .89 with length of time smokers are able to quit. This evidence suggests that Test X is

Question

Quizplus · Accepted Answer

The high correlation between Test X scores and length of time smokers are able to quit suggests that Test X is measuring what it intends to measure, indicating that it is a valid measure of the ability to successfully quit smoking. The evidence given does not speak to the reliability, standardization, or consistency of the test, so choices A, C, and D cannot be inferred from the information given.

Test X Is Designed to Predict Which Individuals in a Smoking