Dr Sheffield Is a Clinical Psychologist Who Specializes in Treating

question 7

Multiple Choice

Dr. Sheffield is a clinical psychologist who specializes in treating pathological gambling. Pathological gambling is defined as being unable to resist impulses to gamble. Bothered by not having a good measure that he can give to clients to determine whether they are suffering from this condition, he creates a new measure of pathological gambling. The measure has 15 questions, and it takes 20 minutes to complete.
Dr) Sheffield has decided to test the discriminant validity of his new measure. He has a group of first-time Gamblers Anonymous (GA) attendants complete his measure and finds that they score higher than a group of people who do not attend the group. Which of the following results would provide evidence for discriminant validity?

• A)He finds that the GA attendees score higher on his measure than the non-GA attendees.
• B)He finds that the measure of gambling is not correlated with a measure of life satisfaction in the same two groups of people.
• C)He finds that more recent GA joiners score higher than veteran GA attendees, who are more recovered.
• D)He finds that the measure he used is also associated with people's past diagnoses of pathological gambling.

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Definitions:

Zero-Coupon

A bond that does not pay periodic interest and is issued at a substantial discount from its face value.

Coupon

The interest rate stated on a bond when issued, which represents the annual interest payment made to the bondholder.

Real Rate Of Return

The yearly percent gain achieved from an investment, corrected for price variations caused by inflation or other external factors.

Inflation Rate

Inflation rate is the annual percentage increase in the general price level of goods and services in an economy over a period of time.