Question: Test the slope of the regression line, y = -46.292 + 15.240 x of the following data. Use or = .10 and Se = 108.7.

Test the slope of the regression line, y = -46.292 + 15.240 x of the following data. Use or = .10 and Se = 108.7. Advertising Sales 12.5 148 3.7 55 21.6 338 60.0 994 37.6 541 6.1 89 16.8 126 41.2 379 (Round the intermediate values to 3 decimal places. Round your answer to 2 decimal places.) Observed t = The decision is to

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