The Variable That a Researcher Measures in an Experiment to See

question 150

Multiple Choice

The variable that a researcher measures in an experiment to see if it has changed after a treatment is called the:

• A) independent variable
• B) dependent variable
• C) confounding variable
• D) stimulus

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Definitions:

Standard Error

The standard deviation of the sampling distribution of a statistic, typically the mean, indicating the accuracy of the sample mean compared to the population mean.

Variance

A statistical measure that represents the dispersion or spread of a set of data points, calculated as the average of the squared differences from the mean.

Republican Motherhood

A concept in early American society that emphasized the role of women in teaching republican values and civic virtue to their children.

Proportional Representation

An electoral system in which parties gain seats in proportion to the number of votes cast for them.