Your Assignment Is to Design a Study to Test the Effectiveness

question 40

Multiple Choice

Your assignment is to design a study to test the effectiveness of caffeine on performing rapid, precise movements. You want an A, so your design will _____

• A)be a quasi experiment.
• B)assign students alphabetically.
• C)be a double blind study.
• D)give all participants caffeine.

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Definitions:

Discriminant Analysis

A statistical technique used to classify observations into predefined categories based on several predictor variables.

Multiple Regression

A statistical technique whereby several variables are used to predict one.

Analysis of Variance

A statistical method used to compare the means of three or more samples to understand if at least one of the sample means significantly differs from the others.