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crystalcc21 crystalcc21
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2 years ago
The Department of Housing and Urban Development (HUD) would like to test the hypothesis that the average size of a newly constructed house last year is different from the average size of a newly constructed house in 2000. The following data summarizes the sample statistics for house sizes, in square feet, for both years. Assume that the population variances are equal. 



If Population 1 is defined as homes built in 2000 and Population 2 is defined as homes built last year, the 90% confidence interval for the difference in population means is ________.

▸ (68.1, -408.1)

▸ (17.0, -357.0)

▸ (-26.2, -313.8)

▸ (-127.5, -212.5)
Textbook 
Business Statistics

Business Statistics


Edition: 2nd
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ShuqinShuqin
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2 years ago
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