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primewire primewire
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3 weeks ago
Use the following to answer the questions below:

Computer output from a regression analysis is provided.

The regression equation is Y = 72.9 - 0.519 X

Predictor CoefSE CoefTP
Constant72.9092.03735.790.000
X-0.51950.1946-2.670.008


The sample size in this situation is n = 157. What are the degrees of freedom for constructing a confidence interval for, or performing a test about, the population slope?

▸ 157

▸ 153

▸ 156

▸ 155
Textbook 
Statistics: Unlocking the Power of Data

Statistics: Unlocking the Power of Data


Edition: 3rd
Authors:
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crwille78crwille78
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3 weeks ago
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primewire Author
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3 weeks ago
You make an excellent tutor!
wrote...

Yesterday
Good timing, thanks!
wrote...

2 hours ago
Thanks
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