Use the data on the minutes a certain actor spent shirtless in movies to complete parts a through c
a. Determine the correlation coefficient, rounded to two decimal places, between the minutes the actor appeared shirtless in a film and the films opening weekend gross
b. Find the equation of the regression line for the minutes the actor appeared shirtless in a film and the film's opening weekend gross.
c. What opening weekend gross can we anticipate in a film in which this actor appears shirtless for 21 minutes? The anticipated opening weekend gross will be about
$ million dollars
Movie Minutes Shirtless Opening Weekend Gross
x (millions of dollars)
y
A 0 6.1
B 0.6 7.9
C 1.4 16.7
D 2.1 18.7
E 14.2 20.2