When Researchers Have Learned How to Apply a Principle or Change

question 224

Multiple Choice

When researchers have learned how to apply a principle or change a condition in order to prevent unwanted occurrences, they have met the fundamental goal of

• A) description.
• B) influence.
• C) prediction.
• D) explanation.

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Definitions:

Variability

The measure of how spread out or scattered the points in a data set are.

Average Ages

The mean age of a group of individuals, calculated by summing their ages and dividing by the number of individuals.

Standard Deviation

A measure that quantifies the amount of variation or dispersion of a set of data values from the mean value of the dataset.

Sample

A subset of individuals or observations from a larger population, used to make inferences about the population.