$10.00 Business
- From Business: General-Business , Business: Accounting
- Closed, but you can still post tutorials
- Due on Oct. 24, 2009
- Asked on Oct 21, 2009 at 2:49:06PM
Q:
17. Two statisticians are criticizing a survey question, which reads, “Would a new life-enhancing health spa make your neighborhood better off?” Statistician A says the question contains leading words. Statistician B says the frame of reference is confusing. Who is correct?
A. Only Statistician A is correct.
B. Only Statistician B is correct.
C. Both statisticians are correct.
D. Neither statistician is correct.
For Questions 18 through 20, refer to the following data.
Ten students were sampled at random from a student population. Each was asked how
many courses he or she was planning on studying in the upcoming year. The following
is a list of the reported data values.
1, 2, 2, 3, 4, 5, 5, 5, 5, 6
18. What is the variance for the data values?
A. 1.6
B. 1.687
C. 2.56
D. 2.844
19. What is the mean absolute deviation for the data values?
A. 1.44
B. 1.6
C. 1.687
D. 2
20. What is the standard deviation for the data values?
A. 1.44
B. 1.687
C. 2.56
D. 2.84
Attachments:
318795-Business Statistics 1.docx (21K)
