Which of the Following Characterizes Demographic Variables

question 21

Multiple Choice

Which of the following characterizes demographic variables?

• A) They are optimal for qualitative and quantitative studies.
• B) They are utilized for qualitative research purposes.
• C) They emphasize typical people/places of a given culture.
• D) They must have a numerical value for statistical analysis.

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Definitions:

SSR

The sum of squared residuals, a measure of the discrepancy between the data and an estimation model.

SSE

The sum of squared errors, which measures the total deviation of observed values from their mean in statistical models.

Confidence Interval

The interval estimate of the mean value of y for a given value of x.

Linear Regression Model

A statistical technique that models and examines the linear relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.