The Nonparametric Tests Discussed in Your Book (Wilcoxon Rank Sum

question 160

Multiple Choice

The nonparametric tests discussed in your book (Wilcoxon rank sum test,sign test,Wilcoxon signed rank sum test,Kruskal-Wallis test,and Friedman test) all require that the probability distributions be:

• A)identical except with respect to shape (distribution).
• B)identical except with respect to spread (variance).
• C)identical except with respect to location.
• D)different with respect to location,spread,and shape.

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Definitions:

Short Run

A period in economics during which at least one input, such as plant size, is fixed and cannot be changed.

Long Run

A period in economics where all factors of production and costs are variable, allowing for complete industry adjustment.

Fixed Inputs

Resources or factors of production that cannot be increased or decreased in the short run, often including capital and land.

Cross Elasticity

A measure of how the quantity demanded of one good responds to a change in the price of another good, indicating the substitutability or complementarity between the two goods.