A random sample of 20 pledges to a public radio fundraiser revealed the following dollar pledges: 90

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A random sample of 20 pledges to a public radio fundraiser revealed the following dollar pledges:

90 85 100 150 125 75 50 100 75 60 35 90 100 125 75 85 50 100 50 80

a. Compute the range, variance, standard deviation, and interquartile range for these sample data.

b. Briefly explain the difference between the range and the interquartile range as a measure of dispersion.

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Business Statistics A Decision Making Approach

ISBN: 9780136121015

8th Edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry, Kent D. Smith

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Question Posted: Sep 19, 2024 10:00 AM

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A random sample of 20 pledges to a public radio fundraiser revealed the following dollar pledges: 90

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Business Statistics A Decision Making Approach

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