. James McWhinney, president of Daniel-James Financial Services, believes there is a relationship between the number of client contacts and the dollar amount of sales. To document this assertion, Mr. McWhinney gathered the following sample information. The x column indicates the number of client contacts last month and the y column shows the value of sales ($ thousands) last month for each client sampled a. Determine the regression equation. b. Determine the estimated sales if 40 contacts are made

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Mr. James McWhinney, president of Daniel-James Financial Services, believes
there is a relationship between the number of client contacts and the dollar amount
of sales. To document this assertion, Mr. McWhinney gathered the following sample
information. The x column indicates the number of client contacts last month and
the y column shows the value of sales ($ thousands) last month for each client
sampled

a. Determine the regression equation.
b. Determine the estimated sales if 40 contacts are made

Number of
Contacts,
X
14
12
20
16
46
Sales
($ thousands),
y
24
14
28
30
80
Number of
Contacts,
23
48
50
55
50
Sales
($thousands),
y
30
90
85
120
110
Transcribed Image Text:Number of Contacts, X 14 12 20 16 46 Sales ($ thousands), y 24 14 28 30 80 Number of Contacts, 23 48 50 55 50 Sales ($thousands), y 30 90 85 120 110
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