In Testing for the Differences Between the Means of Two

question 8

Short Answer

In testing for the differences between the means of two related populations,the
hypothesis is the hypothesis of "no differences."

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Definitions:

Population Deviation

A measure of the dispersion or variability in a population; it quantifies the degree to which members of the population differ from the mean.

Population Mean

The average value of all the elements in a population, representing the expected value of a given population parameter.

Critical Value

A threshold value that defines the cutoff points in a statistical test which discriminates between the null hypothesis and the alternative hypothesis.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values.