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A Wilcoxon Rank Sum Test for Comparing Two Populations Involves

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A Wilcoxon rank sum test for comparing two populations involves two independent samples of sizes 15 and 20. If the value of un-standardized test statistic is T = 225, then the value of the standardized test statistic is z = -1.50.


Definitions:

Folder Windows

Interface elements in a graphical operating system that display the contents of a directory or folder.

Total Size

The cumulative amount of digital space that a file, collection of files, application, or data occupies on a storage device.

Zip Button

No real key term provided; assuming it refers to compressing files, the term "Zip" is used to describe the action of compressing files into a .zip format for reduced storage.

Compress

To reduce the size of a file or group of files, making it easier to store or transmit over the internet.

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