Multiple Choice
It has been hypothesized that there is no difference in the mathematical ability of men and women. To test this hypothesis, decision was taken to use the Mann-Whitney-Wilcoxon test. A sample of men and women were given math tests. The scores on the tests are given below. 
The standard deviation (σW) is
A) 34.8.
B) 11.5.
C) 14.2.
D) 110.
Correct Answer:
Verified
Correct Answer:
Verified
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