On Wednesday the average temperature outside was 40F. On thursday and friday it was 48F and 38F, respectively. Use the best fit line to predict the average temperature on Sat

College Algebra (MindTap Course List)
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Chapter2: Functions And Graphs
Section2.3: Linear Functions And Slope
Problem 106E
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On Wednesday the average temperature outside was 40F. On thursday and friday it was 48F and 38F, respectively. Use the best fit line to predict the average temperature on Saturday.

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Step 1

Given information:

Given that on Wednesday, the average temperature is 40F. On Thursday and Friday, the average temperatures are 48F, 38F.

Denote the value of x = 1 for the weekday Wednesday, x = 2 for the weekday Thursday etc.

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