When One or Both Sample Sizes Are Smaller Than 10,the

question 35

Multiple Choice

When one or both sample sizes are smaller than 10,the sampling distribution of the R statistic does not approximate a normal distribution,so application of the _____ is not appropriate.

• A)Wilcoxon rank sum test
• B)Mann-Whitney U test
• C)multiple R test
• D)none of these

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Definitions:

Vitamin D

A fat-soluble vitamin essential for bone health and immune function, produced by the human body when exposed to sunlight and also found in certain foods.

Skin Color

A phenotypic trait that is primarily determined by genetic inheritance and exposure to the sun, varying widely among individuals and populations.

Race

Socio-political categorizations of humans based on physical characteristics, heritage, and genetics, often mistakenly assumed to have significant biological basis.

Blood Groups

Categories into which human blood can be divided, based on the presence or absence of certain antigens; includes A, B, AB, and O blood types.