Test the slope of the regression line determined in Problem 12 8 Use 10 in Problem 12 8 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 ...

s b 2095 b 1 15240 H o 0 a 10 H a 0 For a twotai ...

Test the slope of the regression line determined in Problem 12.8. Use = .10. in Problem

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Test the slope of the regression line determined in Problem 12.8. Use α = .10.

in Problem 12.8

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

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Business Statistics for Contemporary Decision Making

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Authors: Ken Black

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