The Chief Function of the Control Group in an Experiment

question 292

Multiple Choice

The chief function of the control group in an experiment is that it

• A)allows mathematical relationships to be established.
• B)provides a point of reference against which the behavior of the experimental group can be compared.
• C)balances the experiment to eliminate all extraneous variables.
• D)establishes causation.

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Definitions:

Box and Whisker Plot

A graphical method to depict groups of numerical data through their quartiles, highlighting the median and variability of the data set.

Percentiles

Measures that divide a dataset into 100 equal parts, each portion representing 1% of the dataset, to indicate distribution.

Standard Deviation

A framework for quantifying how much a collection of data points varies or spreads.

Relative Standing

An indication of the position of a value within a dataset, often represented through percentiles, z-scores, or standard scores.