The Only Strategy That Can Be Used to Minimize the Influence

question 83

True/False

The only strategy that can be used to minimize the influence of confounding variables is random assignment.

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Definitions:

Questionnaire

A set of questions designed for gathering information from respondents for research purposes.

Z-score

A calculation that determines how a particular value's distance from the mean of a set of values is expressed in standard deviations.

Outlier

An observation in data that is significantly different from the majority of the data, potentially due to variability in the measurement or an experimental error.

Median

The middle value in a data set, when the values are arranged in ascending or descending order, or the average of the two middle numbers when the dataset has an even number of observations.