If We Are Testing for the Difference Between the Means

question 53

Multiple Choice

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

• A) 18.
• B) 39.
• C) 19.
• D) 38.

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Definitions:

Tart Cherry Juice

A beverage made from the juice of tart cherries, often consumed for its health benefits, including reducing inflammation and improving sleep quality.

Positive Nutritional Consequences

The beneficial effects on health and wellness that result from consuming a balanced and nutritious diet.

Bitter/Sour Taste

Sensory experiences elicited by certain chemicals that are interpreted by the taste buds as either bitter or sour.

Deprivation

A state where an individual or organism lacks a substance or stimulus that is considered necessary or desirable.