Effects of History (And Other Sources of Bias That Occur

question 36

True/False

Effects of history (and other sources of bias that occur over time) are least likely to occur in pretest-posttest designs.

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Definitions:

Frequency Distribution

The organization of data into categories or intervals, showing the number of occurrences in each category.

Arrests

Refers to the act of detaining a person or persons, typically by legal authority, as a response to an alleged crime.

Variability

The extent to which data points in a statistical distribution or dataset differ from each other and from the central tendency.

Directionality

The characteristic of a relationship in statistics that indicates if one variable increases as the other variable increases or decreases.