One Key Advantage for Including Multiple Predictor Variables in the Equation

question 16

Multiple Choice

One key advantage for including multiple predictor variables in the equation of a regression line is that it allows you to

• A)detect mean differences between groups for each criterion variable
• B)detect the extent to which two or more predictor variables interact
• C)show cause-and-effect because many predictor variables are added
• D)all of the above

Discuss the effects of social class on health and well-being.

Identify strategies to mitigate the effects of poverty and homelessness.

Understand the global inequality in resource distribution.

Explore the intersectionality of social class with ethnicity, gender, and other social categories.

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Definitions:

Independent Variable

A factor or condition that is intentionally varied by the researcher to observe its impact on the dependent variable in an experiment.

Dependent Variable

In an experiment, it is the variable that is being tested and measured, expected to change as a result of manipulations to the independent variable.

Gustav Theodor Fechner

A German philosopher, physicist, and experimental psychologist, known as a founder of psychophysics, which quantifies the relationships between physical stimuli and the sensations and perceptions they affect.

Psychophysics

The branch of psychology that studies the relationships between physical stimuli and the sensations and perceptions they produce.