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The Complete Idiot's Guide to Statistics, 2nd Edition by Robert Donnelly

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Chapter 20

1. Payroll Wins
932
933
H0 : p = 0 , H1 : p ≠ 0
934
Since t > t , we reject H0 and conclude the correlation coefficient is not equal to zero.
2a.
935
936,
2b. H 0 : β = 0 , H1 : β ≠ 0
d. f . = n - 2 = 10 - 2 = 8 , tc = 2.306
Since t > tc , we ...

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