Is the number of games won by a major league baseball team in a season related to the team batting average? The table below shows the number of games won and the batting average (in thousandths) of 8...

 Is the number of games won by a major league baseball team in a season related to the team batting average? The table below shows the number of games won and the batting average (in thousandths) of 8 teams.

Using games won as the explanatory variable xx, do the following:

(a) The correlation coefficient is r=r=  .

(b) The equation of the least squares line is y^=y^=