Brianna Has an IQ of 129 and Jenna Has an IQ

question 52

Multiple Choice

Brianna has an IQ of 129 and Jenna has an IQ of 117.Brianna performs better than Jenna does on a simple reaction time test and a choice reaction time test.It is most likely that Brianna outperforms Jenna by:

• A) about the same amount on the two tests
• B) much more on the test of simple reaction time
• C) much more on the test of choice reaction time
• D) both A or B

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Definitions:

SSTR

Sum of Squares due to Treatment, representing the variation attributable to the treatment or intervention in an ANOVA test.

Interaction

The effect produced when the levels of one factor interact with the levels of another factor in influencing the response variable.

Factorial Designs

Experimental setups that allow researchers to investigate the effects of two or more factors simultaneously.

Critical F Value

A value derived from an F-distribution, used to determine the statistical significance in hypothesis testing involving variance.