If We Are Testing for the Difference Between the Means

question 69

Multiple Choice

If we are testing for the difference between the means of 2 independent populations presuming equal variances with samples of n₁ = 20 and n₂ = 20,the number of degrees of freedom is equal to

• A)39.
• B)38.
• C)19.
• D)18.

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Definitions:

Conjugal Family

A family established through marriage.

Cross Cousin

A cousin from a parent's opposite-gender sibling, viewed differently in various cultures concerning marriage suitability.

Nuclear Family

A family unit consisting of two parents and their children, considered a traditional social unit.

Urbanization

The process by which cities grow and higher percentages of the population come to live in urban areas.