Suppose in Prob. 13 that job satisfaction was related to years on the job, and so the following data… 1 answer below »

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Suppose in Prob. 13 that job satisfaction was related to years on the job, and so the following data would have resulted:

Prob. 13

A recently completed study attempted to relate job satisfaction to income and seniority for a random sample of nine municipal workers. The job satisfaction value given for each worker is his or her own assessment of such, with a score of 1 being the lowest and 10 being the highest.

Years on the job

Job satisfaction

Years on the job

Job satisfaction

8

5.6

14

7.7

4

6.3

10

7.0

12

6.8

15

8.0

9

6.7

22

7.8

16

7.0

 

 

(a) Estimate the regression parameters α and β.

(b) What is the qualitative relationship between years of service and job satisfaction? That is, based on the given data, what appears to happen to job satisfaction as service increases?

(c) Compare your answer to part (b) to the answer you obtained in part (b) of Prob. 13.

(d) What conclusion, if any, can you draw from your answer in part (c)?

 
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