Question: You should use the formula without using the program. a. Determine the standard error of estimate. b. Is there evidence of a linear relationship between

You should use the formula without using the program.

a. Determine the standard error of estimate.

b. Is there evidence of a linear relationship between advertising and sales?

c. Estimate with 95% confidence.

d. Compute the coefficient of determination and interpret this value.

e. Briefly summarize what you have learned in parts (a) through (d).

Advertising 23 46 60 54 28 33 25 31 36 88 90 99

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Sales 9.6 11.3 12.8 9.8 8.9 12.5 12.0 11.4 12.6 13.7 14.4 15.9

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