Exhibit 19-5
It Has Been Hypothesized That There Is No $\mu$

question 55

Multiple Choice

Exhibit 19-5
It has been hypothesized that there is no difference in the mathematical ability of men and women. To test this hypothesis, it was decided 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.
-Refer to Exhibit 19-5. The mean ( $\mu$ _T) is

• A)10
• B)110
• C)66
• D)55

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Definitions:

Newborn

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Rh Factor

An antigen found on the surface of red blood cells that can lead to immune reactions during blood transfusion or pregnancy if the donor and recipient or mother and fetus have incompatible Rh types.

ABO Blood Groups

The ABO blood group system is one of the most important blood-type systems in human blood transfusion, comprising four main blood groups: A, B, AB, and O.

Passive Immunity

Immunity acquired by the transfer of antibodies or activated T-cells from another individual, providing temporary protection against disease.