How Is the Proportion of Variance Accounted for Calculated

question 48

Multiple Choice

How is the proportion of variance accounted for calculated?

• A)It is the same as the point-biserial correlation coefficient.
• B)It is the square root of the point-biserial correlation coefficient.
• C)It is the squared point-biserial correlation coefficient.
• D)It is the slope and intercept of the regression line.

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