A Subsample from the Current Population Survey Is Taken, on Weekly

Essay

A subsample from the Current Population Survey is taken, on weekly earnings of
individuals, their age, and their gender.You have read in the news that women make 70
cents to the $1 that men earn.To test this hypothesis, you first regress earnings on a
constant and a binary variable, which takes on a value of 1 for females and is 0 otherwise.
The results were: $$\widehat { \text { Earn } } = 570.70 - 170.72 \times \text { Female } , R ^ { 2 } = 0.084 , S E R = 282.12$$ (a)There are 850 females in your sample and 894 males.What are the mean earnings of
males and females in this sample? What is the percentage of average female income to
male income?