View Answered Questions
| No. & Date Asked | Question |
# 541 :: 12/9/08
 |
A stockbroker at Critical Securities reported that the mean rate of return on a sample of 10 oil stocks was 12.6 percent with a standard deviation of . . .
F-test,
Homogeneity of Variance,
Unequal Variances,
Levine test |
# 527 :: 11/28/08
|
A sample of 25 concession stand purchases at the October 22 matinee of Bride of Chucky showed a mean purchase of $5.29 with a standard deviation of $3. . .
Homogeneity of Variance,
F-test,
Levine test |
# 526 :: 11/28/08
|
To test the hypothesis that students who finish an exam first get better grades, Professor Hardtack kept track of the order in which papers were hande. . .
2-sample t-test,
Homogeneity of Variance,
Equal Variances,
F-test,
Levine test |
# 344 :: 8/14/08
|
Explain the difference between testing a single mean and testing the difference between two means. What two assumptions must be met when one is using . . .
Standard Deviation,
z-test,
Normally Distributed,
Homogeneity of Variance |
