If the Coefficient of Correlation Is

question 57

Multiple Choice

If the coefficient of correlation is .8, then the percentage of variation in the dependent variable explained by the estimated regression equation is _____.

• A) 0.80%
• B) 80%
• C) 0.64%
• D) 64%

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Definitions:

Stem-and-Leaf Displays

A method of displaying quantitative data where each number is split into a "stem" (the leading digit(s)) and a "leaf" (the last digit).

Crosstabulation

A method used in quantitative research to summarize categorical data by creating a matrix that displays the frequency distribution of variables to identify relationships between them.

Hidden Variables

Variables that are not directly observed but are relevant or influence the outcome of a process or model.

Two Variables

Refers to any analytical or statistical approach that involves two distinct or dependent variables for examination or study.