An educator wants to see
how the number of absences for a student in her class
affects the student's final grade. The data obtained from
a sample are shown.

Number of absences X | 10, 12, 2, 0, 8, 5|
Final grade Y | 70, 65, 96, 94, 75, 82|



a. Calculate and interpret the correlation r

b. Calculate the equation for the LSRL

c. Interpret the slope

d. Interpret the y-intercept

e. If a student misses 20 days, predict their final grade.