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The chart below lists the sales in thousands of dollars based on the advertising budget for...

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Question

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)
05
35.5
47
57.8
69
711

Multiple Choice

  • 0.775

  • 0.844

  • 0.926

  • 1.00

Answer & Explanation Solved by verified expert
4.1 Ratings (444 Votes)
Advertising hunderds xSales thousandsyx mean of xy mean of yx mean of x2y mean    See Answer
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