Which of the following tells the researcher how completely the independent variable explains the dependent variable. A) Z-score B) $\chi$² C) Pearson's r D) R-square

Question

Quizplus · Accepted Answer

R-square, also known as the coefficient of determination, is the proportion of the variance in the dependent variable that is explained by the independent variable. It ranges from 0 to 1, with higher values indicating a stronger relationship between the variables. Therefore, option D is the correct choice. The other options (A, B, and C) are all measures of correlation, but do not specifically indicate the degree to which the independent variable explains the dependent variable.

Which of the Following Tells the Researcher How Completely the Independent