MATH 1308 Q11

in Mathematics by lancer
Favorite Add it to your favorites and revisit later
  • MATH 1308 Q11
Instant Download
Previewing 0 of 1 total pages.
Trouble downloading?
Copyright complaint
Instant download
Money-back guarantee
Regular Price: $7.14
Your Price: $5.00 (30% discount)
You Save: $2.14

Description

  1. A utility company serves 50,000 households. As part of a survey of customer attitudes, they take a simple random sample of 800 of these households. The average number of television sets in the sample households turns out to be 2.56, and the SD is 0.73. What is the observed value for the average number of television sets per household?

  2. A utility company serves 50,000 households. As part of a survey of customer attitudes, they take a simple random sample of 800 of these households. The average number of television sets in the sample households turns out to be 2.56, and the SD is 0.73. Find the standard error for the sample average.

  3. A utility company serves 50,000 households. As part of a survey of customer attitudes, they take a simple random sample of 800 of these households. The average number of television sets in the sample households turns out to be 2.56, and the SD is 0.73. Find a 95% confidence interval for the average number of television sets per household.

  4. A utility company serves 50,000 households. As part of a survey of customer attitudes, they take a simple random sample of 800 of these households. The average number of television sets in the sample households turns out to be 2.56, and the SD is 0.73. Find a 90% confidence interval for the average number of television sets per household.

  5. The probability histogram for the average of the draws will follow the normal curve, even if the contents of the box do not, as long as the histogram is put into standard units, and the number of draws is large.

Comments (0)

You must sign in to make a comment.
lancer
@dgoodz
32779
2920
Rating:
Published On:
04/09/2013
Print Length:
1 page(s)
Word Count:
261
File Name:
MATH 1308 Q11.docx
File Size:
18.34 KB (0.02 MB)
Sold By:
lancer
Purchased:
3 times
Best Seller Ranking:
#1640

Other items from lancer

Customers also bought

Customers also viewed