A______ Occurs in a Factorial Design When There Are Differences

question 48

Multiple Choice

A______ occurs in a factorial design when there are differences on the dependent variable in the different levels of one condition, that are consistent across the levels of the other independent variable .

• A) main effect
• B) confound
• C) interaction
• D) marginal mean

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Definitions:

Z-statistic

The Z-statistic is a type of standard score that indicates how many standard deviations an element is from the mean, used in hypothesis testing for normal distributions.

Standard Error

A measure that describes the distribution of sample means around the population mean in a sampling distribution.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values; indicates how much the values in a data set differ from the mean.

Variability

A measure of how much scores in a data set differ from each other and from the mean, indicating the spread or dispersion of the data points.