You are conducting a regression predicting college GPA from high school GPA. You

find a standardized regression coefficient of 0.30. This means:

____ a.

The slope of the regression line of high school GPA in predicting college GPA is positive.

____ b.

The correlation between college GPA and high school GPA is 0.30.

____ c.

High school GPA explains 9% of the variance in college GPA.

____ d.

A one standard deviation increase in high school GPA is associated with a 0.30 standard deviation increase in college GPA.

____ e.

A one-point increase in high school GPA (e.g., from 2.0 to 3.0) is associated with a 0.30-point increase in college GPA (e.g., from 2.0 to 2.50).

Is the answer B or D?