Which of These Variables Is Most Likely to Follow a Normal

question 584

Multiple Choice

Which of these variables is most likely to follow a Normal model for U.S. adults?

• A) commuting time
• B) income
• C) monthly mortgage
• D) ACT scores
• E) eye color

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Definitions:

Simple Effect

The effect of one variable at a specific level of another variable in a factorial experiment.

Interaction Effect

In statistics, the effect that exists when two or more variables combine to affect the outcome of a dependent variable in a way that cannot be simply added.

Main Effect

In experimental design, a main effect is the direct impact of an individual independent variable on a dependent variable, ignoring the effects of other variables.

Simple Effect

The effect of one factor at a specific level of another factor in a factorial design experiment.