A Wilcoxon Rank Sum Test for Comparing Two Populations Involves

question 85

Multiple Choice

A Wilcoxon rank sum test for comparing two populations involves two independent samples of sizes 15 and 20.The un-standardized test statistic (that is the rank sum) is T = 225.The value of the standardized test statistic z is:

• A)6)0
• B)15
• C)6)43
• D)-1.5

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Definitions:

Stacking Order

The sequence or arrangement of objects on a digital canvas, determining which objects are in front of or behind others.

Stacking Order

The sequence or arrangement of objects or elements in layers, determining which is in front, behind, or between others in a design or document.

Bring Forward

A function in graphic design and document creation software that moves a selected object a layer closer to the front.

Send Backward

A command in graphic design software that moves the selected object one level back in the stacking order, behind other objects.