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The following table shows the values of the age and the job satisfaction of ice cream shop employees Employee Age    Job Satisfaction 16    9 18    9 20    7 22    8 24    4 26    5 28    6 26    5 24    7 22    8 g.  Calculate the intercept for this data. h.  Write the regression equation to predict job satisfaction at a given age.  i.  What proportion of the variability in job satisfaction can be “explained” by age?

The following table shows the values of the age and the job satisfaction of ice cream shop employees Employee Age    Job Satisfaction 16    9 18    9 20    7 22    8 24    4 26    5 28    6 26    5 24    7 22    8 g.  Calculate the intercept for this data. h.  Write the regression equation to predict job satisfaction at a given age.  i.  What proportion of the variability in job satisfaction can be “explained” by age?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 17HP
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The following table shows the values of the age and the job satisfaction of ice cream shop employees

Employee Age    Job Satisfaction
16    9
18    9
20    7
22    8
24    4
26    5
28    6
26    5
24    7
22    8

g.  Calculate the intercept for this data.
h.  Write the regression equation to predict job satisfaction at a given age. 
i.  What proportion of the variability in job satisfaction can be “explained” by age? 

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