The chart below lists the sales in thousands of dollars based on
the advertising budget for...
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Basic Math
The chart below lists the sales in thousands of dollars based onthe advertising budget for that quarter. The regression equation isY' = 4.073 + 0.8351X. What is the correlationcoefficient?
Advertising ($hunderds)
Sales ($thousands)
0
5
3
5.5
4
7
5
7.8
6
9
7
11
Multiple Choice
0.775
0.844
0.926
1.00
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Advertising hunderds xSales thousandsyx mean of xy mean of yx mean of x2y mean
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