Dr. Guidry conducts a study examining the relationship between the number of friends one has and the experience of daily stress and life satisfaction. She randomly samples 1,500 elderly men and women in Nashville, Tennessee (the state capital), located in the southern United States. Below are her findings.
•Life satisfaction and experience of daily stress: r = −.57 (p = .01)
•Number of friends one has and experience of daily stress: r = .09, not sig.
•Number of friends one has and life satisfaction: r = .36 (p = .04)
In evaluating Dr. Guidry's study, you question the construct validity of the study. Which of the following questions would you be asking?
A)How did Dr. Guidry recruit her participants?
B)Which statistic did Dr. Guidry compute?
C)How reliable is the measure of daily stress?
D)Does the number of friends cause people to experience less stress?

Question

Quizplus · Accepted Answer

Construct validity refers to how well a test or experiment measures up to its claims. A question about the reliability of the measure of daily stress directly addresses construct validity, as it questions whether the tool used to measure daily stress accurately reflects the construct it intends to measure.

Dr Guidry Conducts a Study Examining the Relationship Between the Number