Ages of Volunteers ​ the Following Data Represent the Ages

question 34

Essay

Ages of Volunteers ​ The following data represent the ages in years of a sample of 25 volunteers from a charitable organization: 31,43,56,23,49,42,33,61,44,28,48,38,44,35,40,64,52,42,47,39,53,27,36,35, and 20. ​ ​
-{Ages of Volunteers Narrative} Compute the sample variance and sample standard deviation,and express the numbers in the appropriate units.

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Definitions:

Wilcoxon Signed Rank Sum Test

A non-parametric statistical test used to compare two paired groups, assessing whether their population mean ranks differ.

P-value

The probability of observing results at least as extreme as those measured, assuming the null hypothesis is true.

Big-screen Film Company

A company specializing in the production or distribution of movies intended for viewing in cinema theaters with large screens.

Movie Editors

Professionals responsible for selecting, assembling, and sometimes altering the segments of video production to create a finished movie.