Top Posters
Since Sunday
New Topic  
crystalcc21 crystalcc21
wrote...
Posts: 98
Rep: 0 0
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
Author:
Read 55 times
1 Reply
Replies
Answer verified by a subject expert
ShuqinShuqin
wrote...
Posts: 71
Rep: 1 0
2 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

crystalcc21 Author
wrote...

2 years ago
This calls for a celebration Person Raising Both Hands in Celebration
wrote...

Yesterday
Good timing, thanks!
wrote...

2 hours ago
This helped my grade so much Perfect
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1278 People Browsing
Related Images
  
 929
  
 164
  
 317
Your Opinion
What percentage of nature vs. nurture dictates human intelligence?
Votes: 431