The sign test assumes that the_______________?

Related Mcqs:

1. Which test is better than sign test?

   A. Wilcoxon signed rank test
   B. Wilcoxon rank sum test
   C. Mann Witney U test
   D. All the above

   Submitted by: Nimra Shaheen

2. When using the sign test, if two scores are tied, then_____________?

   A. We count them
   B. We discard them
   C. We depends upon the scores
   D. non of these

3. The Mann-Whitney U test is preferred to a t-test when____________?

   A. Sample are dependent
   B. The assumption of normality is not met
   C. Sample sizes are small
   D. Data are paired

4. A test is said to be most powerful test of size α, if_______________?

   A. Among all other test of size α or less it has the largest power
   B. Among all other test of size α or greater it has the largest 1 – α
   C. Among all other test of size α or greater it has the smallest power
   D. Among all other test of size α or greater it has the largest β

5. The two regression co-efficient always have the __________ sign?

   A. Different
   B. Same
   C. None of these
   D. +ve

6. For +ve and -ve skewed, check the sign of _______?

   A. β1
   B. µ2
   C. β2
   D. µ3

7. In regression the sign of (B’s) and (r)?

   A. Same
   B. Change
   C. Differ
   D. None of these

   Submitted by: Nimra Shaheen

8. The Spearman Rank-Correlation test requires that the______________?

   A. Data must be measured on the same scale
   B. Data should be of ordinal scale at least
   C. Data must be distribution at least approximately as a t-distribution
   D. Data must be from two independent samples

9. Power of test is denoted by _______________?

   A. β
   B. α
   C. (1 – α )
   D. (1 – β)

10. The Wilcoxon, Rank-Sum test used to compares_______________?

    A. Any number of populations
    B. A sample mean to the population mean
    C. Two populations
    D. Three populations