Can you help me solve this problem please?

WW 17. An Unhealthy Commute (Refer to Problem 25, Section 4.1.) The following data represent commute times (in minutes) and score on a well-being survey. Commute Time Gallup-Healthways Well-Being (minutes), x Index Composite Score, y 69.2 68.3 67.5 67.1 66.4 66.1 63.9 Source: The Gallup Organization (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 (b) Interpret the slope and y-intercept. if appropriate. (c) Predict the well-being index of a person whose commute is 30 minutes (d) Suppose Barbara has a 20-minute commute and scores 67.3 on the survey. Is Barbara more "well-off" than the typical individual who has a 20-minute commute