In the expression $\operatorname { Pr } ( \text { deny } = 1 \mid P / I \text { Ratio, black } ) = \Phi ( - 2.26 + 2.74 P / \text { ratio } + 0.71 \text { black } )$
the effect of increasing the $R ^ { 2 }$ ratio from 0.3 to 0.4 for a white person
A) is 0.274 percentage points.
B) is 6.1 percentage points.
C) should not be interpreted without knowledge of the regression
D) is 2.74 percentage points.

Question

In the expression $\operatorname { Pr } ( \text { deny } = 1 \mid P / I \text { Ratio, black } ) = \Phi ( - 2.26 + 2.74 P / \text { ratio } + 0.71 \text { black } )$
the effect of increasing the $R ^ { 2 }$ ratio from  0.3  to  0.4  for a white person
A) is  0.274  percentage points.
B) is  6.1  percentage points.
C) should not be interpreted without knowledge of the regression
D) is  2.74  percentage points.

Quizplus · Accepted Answer

The Answer of In the expression $\operatorname { Pr } ( \text { deny } = 1 \mid P / I \text { Ratio, black } ) = \Phi ( - 2.26 + 2.74 P / \text { ratio } + 0.71 \text { black } )$
the effect of increasing the $R ^ { 2 }$ ratio from  0.3  to  0.4  for a white person
A) is  0.274  percentage points.
B) is  6.1  percentage points.
C) should not be interpreted without knowledge of the regression
D) is  2.74  percentage points.