After Obtaining the Correlation Between Two Variables,a Researcher Calculates a Regression

question 48

Multiple Choice

After obtaining the correlation between two variables,a researcher calculates a regression equation.This equation can be used to

• A) predict a person's score on one variable when only the score on a second variable is known.
• B) control third variables.
• C) predict scores on a third variable of interest.
• D) determine effect size.

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Definitions:

Undercoverage

A bias in statistical sampling where certain members of the population are inadequately represented in the sample.

Response Bias

A systematic error in survey responses, often due to the wording of questions or the respondent's desire to present themselves in a favorable light.

Nonresponse Bias

A bias in survey or research results occurred when individuals selected for participation do not respond, potentially leading to an unrepresentative sample.

Voluntary Response Bias

A bias in survey results that occurs when participants self-select to respond, leading to non-representative samples.