a. Develop a scatter diagram for these data with years of experience as the independent variable. b. Develop an estimated regression
a. Develop a scatter diagram for these data with years of experience as the independent variable. b. Develop an estimated regression
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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Transcribed Image Text:a. Develop a scatter diagram for these
data with years of experience as the
independent variable.
b. Develop an estimated regression
equation that can be used to predict
annual sales given the years of
experience.
c. Use the estimated regression equation
to predict annual sales for a salesperson
with 9 years of experience.
Transcribed Image Text: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.
Years of
Annual Sales
Salesperson
Experience
($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
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