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. 
To test the null hypothesis, the appropriate probability distribution to use is
Definitions:
Risk-Free Interest
The return on an investment with no risk of financial loss, typically represented by the yield on government securities such as Treasury bills.
Expected Return
The predicted profit or loss from an investment, considering both the likelihood and the impact of various outcomes.
Variance
A measure of the spread between numbers in a data set, showing how far each number in the set is from the mean and thus from every other number in the set.
Recession
A noticeable drop in economic performance affecting the entire economy, enduring longer than several months, usually evident in real GDP, real income, employment, industrial output, and wholesaleretail sales.
Q20: A method of selecting a sample by
Q23: Below you are given a profit payoff
Q38: The value given to a base-period price
Q41: It has been hypothesized that there is
Q42: The expected value of information that would
Q68: In a multiple regression model involving 44
Q73: The independent variable of interest in an
Q96: SSE can never be<br>A) larger than SST.<br>B)
Q103: Expenditures for research and development are generally
Q110: Equipment purchased at the beginning of the