The document provides statistical calculations for a data set with 6 samples. It lists the sums of x, y, xy, x^2 and y^2 as well as the result of dividing 2868 by 5413.27 which equals 0.529809.

7. The answer is: 2868 / 5413.27 = 0.529809
Σx = 247
Σy = 486
Σxy = 20,485
Σx2 = 11,409
Σy2 = 40,022
n is the sample size, in our case = 6