The Correlation Coefficient Computed Between Two Dichotomous Variables Is the

question 23

Multiple Choice

The correlation coefficient computed between two dichotomous variables is the

• A) Spearman rho.
• B) phi coefficient.
• C) point-biserial correlation.
• D) Spearman-Brown coefficient.

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Definitions:

Sample Variance

A measure of the dispersion of a set of data points in a sample population, calculated by taking the mean of squared deviations from the sample mean.

Sample Standard Deviation

A measure of the dispersion or spread of data points in a sample from its mean.

Hypotheses

Testable statements or predictions, often derived from a theoretical framework, that can be tested through empirical research.

Sample Mean

The average of a subset of a larger population, used to estimate the population mean.