It Has Been Hypothesized That There Is No Difference in the Mathematical

question 41

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.

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Definitions:

Indirectly

In a way that is not directly expressed or done; an indirect method or approach.

Null Hypotheses

A statement used in statistics that proposes there is no significant difference or relationship between specified populations, or no effect of a particular treatment.

Sample

A subset of a population selected for observation and analysis in order to make inferences about the entire population.

Well-written Hypothesis

A clearly formulated statement that makes a conjecture about the outcome of an experiment or research, specifying the expected relationship between variables.