What is the regression equation?  Use the model to forecast sick days if someone got 85 hours of sleep

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter4: Writing Linear Equations
Section: Chapter Questions
Problem 14CR
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Please submit one excel file with answer cells that require formulas having the formulas within the cell.

  1. A manager is trying to educate employees on the effects of personal health and workplace performance. The manager has gathered data from a group of employees to evaluate the effects of sleep and sickness.  The manager asked employees to record the total number of hours of sleep they had over 10 working days in two weeks and compared it to the number of sick days that each took over those 10 days.

Sick Days

Total hours of sleep

0

80

2

40

1

60

0

70

3

50

2

90

4

35

1

68

0

72

2

55

  1. What is the regression equation? 
  2. Use the model to forecast sick days if someone got 85 hours of sleep. 
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