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	15	25	40	50	84	105
Well-Being Index Score, y		69.1	68.2	67.2	66.4	65.8	64.4	62.6

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Part 1

(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.

y=enter your response herex+(enter your response here)

(Round to three decimal places as needed.)