An Investigator Conducts a Study During Which She Varies the Enthusiasm

question 28

Multiple Choice

An investigator conducts a study during which she varies the enthusiasm of praise statements given by therapists and measures the number of skills acquired by clients. The enthusiasm of praise statements is the ______ variable and the number of skills acquired is the ______ variable.

• A) Dependent; independent
• B) Independent; dependent
• C) Extraneous; dependent
• D) Independent; extraneous

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Definitions:

Hypotheses

Predetermined statements or propositions that are tested through scientific methods to see if they hold true under specific conditions.

Relative Risk

The ratio of the probability of an event occurring in an exposed group to the probability of the event occurring in a control group.

Appropriate Values

Selected data points that are deemed suitable or fitting for a specific statistical analysis or context.

Mean

The average of a set of numbers, calculated by adding them together and dividing by the number of quantities in the set.