What Constituted the Dependent Variable in Crum and Langer's Hotel

question 691

Multiple Choice

What constituted the dependent variable in Crum and Langer's hotel experiment?

• A) being informed that housekeeping work was beneficial exercise
• B) responses to questionnaires about exercise and diet and measures of physical health
• C) not being informed that housekeeping was beneficial exercise
• D) the degree of improvement in memory and concentration after taking either ginkgo biloba or a placebo

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Definitions:

Manipulate

To skillfully handle, control, or use a tool, instrument, or system, often in a scientific or technical context.

Creator's Conclusions

Judgements or determinations made by the creator or investigator based on the analysis or findings of a study.

Descriptive Statistics

Statistical methods that summarize or describe the basic features of a dataset, including measures like mean, median, and standard deviation.

Population

In statistics, Population refers to the entire set of individuals or items of interest in a study, from which samples may be drawn.