15, in Multiple Regression Analysis, the Dependent Variable Must Be

question 23

True/False

15, In multiple regression analysis, the dependent variable must be at the interval or ratio level of measurement, but not all independent variables need be at that level.

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Definitions:

Normality

A statistical condition where data is symmetrically distributed around the mean, following a bell-shaped curve known as the normal distribution.

Null Hypothesis

The default hypothesis that there is no significant difference or relationship between specified populations, any observed difference being due to sampling or experimental error.

Directional Alternative

A hypothesis that outlines the anticipated direction in the variation or association among variables.

T-statistic

A T-statistic is used in statistical testing to determine the significance of the difference between the means of two groups relative to the spread or variability of their scores.