Holding a Variable Constant Is a Technique for Removing One

question 13

Multiple Choice

Holding a variable constant is a technique for removing one threat to ____ but it can limit the ____ of an experiment.

• A) internal validity; external validity
• B) external validity; internal validity
• C) internal validity; reliability
• D) external validity; reliability

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Definitions:

Partial Correlation Coefficient

The partial correlation coefficient measures the strength and direction of a relationship between two continuous variables while controlling for the effect of one or more other variables.

InteRater Reliability

A measure of agreement among different people (raters) evaluating or observing the same phenomenon.

Standard Deviation

A statistical measure that represents the dispersion or variability within a data set, indicating how spread out the numbers are from the mean.

Predictor Variables

Variables that are used in statistical models to predict scores or outcomes of another variable of interest.