Essay
Blacktop
Let x be the area (in square metres) to be covered with blacktop, and let y be the time (in minutes) it takes a construction crew to completely cover the area. The simple linear regression model relates x and y where the least-squares estimates of the regression parameters are b = 0.207 and a = 81.6.
-Refer to Blacktop statement. What is the average change in time per one square metre increase in area?
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