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14. 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.

 

 

Number of

Sales

Number of

Sales

Contacts,

($ thousands),

Contacts,

($ thousands),

X

Y

X

Y

14

24

23

30

12

14

48

90

20

28

50

85

16

30

55

120

46

80

50

110

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