Simple linear regression model and scatter plot

Reference no: EM1315541

The management of Sabbatini Enterprises would like to know something about employee morale and the other variables to which it may be related. To study these relationships each employee in a simple random sample of 27 employees is interviewed and tested to obtain information concerning morale level and the average number of satisfying extra-work social contacts experienced during a week. Whether or not the duties that the employee usually performs are appropriate to the job title is also determined. The results are shown in the following table.

Measure of Morale	Average Number of Social Contacts	Duties Agree with Job Title?	Measure of Morale	Average Number of Social Contacts	Duties Agree with Job Title?
795	13	Yes	1000	11	No
1590	16	No	1100	14	Yes
1250	15	Yes	1500	20	No
1680	21	Yes	1450	19	Yes
800	10	No	1100	14	Yes
2100	26	Yes	950	12	No
1700	25	No	2400	26	Yes
1260	16	Yes	1600	24	No
1370	18	No	2400	30	Yes
1695	26	No	2600	31	Yes
1510	21	No	3000	37	Yes
2000	27	No	1900	25	No
3200	33	Yes	2200	30	No
1050	14	No

Let the morale level be the dependent variable, and use dummy variable coding to quantify the qualitative variable. Analyze the data using regression techniques. Explain the results plot the original data and the fitted regression equations.

Reference no: EM1315541

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