Homework: Homework 04-02 Part 1 of 6 X Poir The data below represent the number of days absent, x, and the final grade, y, for a sample of college students at a large university, Complete parts (a) through (e) below. No. of absences, x 0 1 2 3 4 6 7 8 9 5 Final grade, y 89.1 86.3 83.5 81.0 78.1 73.8 64.1 68.9 66.1 63.3 (a) Find the least-squares regression line treating the number of absences, x, as the explanatory variable and the final grade, y, as the response variable. y = x + (D (Round to three decimal places as needed.)