The Significance Level for a Wilcoxon Signed-Rank Test Is 0

question 117

Multiple Choice

The significance level for a Wilcoxon signed-rank test is 0.05. The alternative hypothesis is stated as: The location of population 1 is to the left of the location of population 2. Under these circumstances, what is the appropriate critical value for a sample of size 20 (i.e., the number of non-zero differences) ?

• A) 37
• B) 43
• C) 52
• D) 60

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Definitions:

Percentage

A rate, number, or amount in each hundred, represented by the symbol “%,” used to express proportions and ratios.

Hundred

A numerical value representing ten groups of ten, or the number following ninety-nine.

Deci-

A prefix denoting a factor of one-tenth in metric units of measure.

0.1

A decimal number representing one-tenth, highlighting the concept of division in the decimal system.