Score: 0 of 1 pt 4 of 7 (4 complete)
x 4.2.17-T
The data below represent commute times in minutes) and scores on a well-being survey. Complete parts (a) through (d) below.
Commute Time (minutes), X
5 20 30 40 50 84 105
Well-Being Index Score, y
67.3 66.0 65.3 64.4 62.2 59.8
69.0
(a) Find the least-squares regression line treating the commute time, x, as the explanatory variable and the index score, y, as the response variable.
ģ=x+
(Round to three decimal places as needed.)