Psych 302 Chapter 5 Quiz

A correlation-based statistic called ____ is commonly used to determine internal reliability. a. Cronbach's alpha b. Kappa c. a scatterplot d. pearson's r

a. Cronbach's alpha

In which of the following ways are content and face validity similar? a. both involve subjective judgments b. both involve judgments based on participants' opinions c. both are preferred by psychologists as measures of validity d. both are necessary for predictive validity

a. both involve subjective arguments

Dr. Sheffield gives his measure to his supervisor, who is also an expert in pathological gambling. His supervisor says that his measure appears to test all the components of pathological gambling, including feeling restless when attempting to stop gambling, jeopardizing jobs in order to keep gambling, and using gambling to escape from problems and a bad mood. Given this information, Dr. Sheffield's measure has evidence of which of the following? a. content validity b. predictive validity c. criterion validity d. discriminant validity

a. content validity

If Dr. Sheffield's measure does not actually measure pathological gambling, his measure is said to lack which of the following? a. validity b. reliability c. conceptualization d. operationalization

a. validity

Asking many similar questions when trying to measure a concept is done to: a. ensure validity b. cancel out measurement error c. make sure participants are not lying d. allow participants to skip questions

b. cancel out measurement error

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

b. he finds that the measure of gambling is not correlated with a measure of life satisfaction in the same two groups of people

How many subcategories of quantitative variables exist? a. two b. three c. four d. five

b. three

Another word for discriminant validity is ______ validity a. convergent b. asymmetrical c. divergent d. multiple

c. divergent

Which of the following is NOT an example of physiological measurement? a. measurements of hormone in the bloodstream b. blood pressure measurements c. number of panic attacks a patient reports d. a brain scan made using an fMRI

c. number of panic attacks a patient reports

Which of the following NOT is possible? a. a measure is neither reliable nor valid b. a measure is both valid and reliable c. a measure is reliable but not valid d. a measure is valid but not reliable

d. a measure is valid but not reliable