A sales manager collected the following data on annual sales for new customer accounts and the number of years of experience for a sample of 10 salespersons.SalespersonYears of ExperienceAnnual Sales ($1000s) 1 1 80 2 3 97 3 4 92 4 4102 5 6103 6 8111 710119 810123 9111171013136Develop a scatter diagram for these data with years of experience as the independent variable.Develop an estimated regression equation that can be used to predict annual sales given the years of experience.Use the estimated regression equation to predict annual sales for a salesperson with 9 years of experience.

The independent variable is Years of experience. The dependent variable is Annual Sales. We have to…

Answered: A sales manager collected the following…

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter7: Integration

Section7.CR: Chapter 7 Review

Problem 88CR

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A sales manager collected the following data on annual sales for new customer accounts and the number of years of experience for a sample of 10 salespersons.

Salesperson	Years of Experience	Annual Sales ($1000s)
1	1	80
2	3	97
3	4	92
4	4	102
5	6	103
6	8	111
7	10	119
8	10	123
9	11	117
10	13	136

Develop a scatter diagram for these data with years of experience as the independent variable.
Develop an estimated regression equation that can be used to predict annual sales given the years of experience.
Use the estimated regression equation to predict annual sales for a salesperson with 9 years of experience.

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