RelativeResourceManager-1

RelativeResourceManager-1 - 7 00012233455555668 8 02233448...

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Overview and Descriptive Statistics
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Outline – Measures of Variability
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Chapter 1: Descriptive Statistics
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1.1 Populations, samples and processes
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Probability and statistics
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Data collection
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Data collection (cont’d)
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1.2 Pictorial Methods
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Stem-and-leaf plot for the data in question 14, page 21: 2 23 stem units: 1.0 3 2344567789 leaf units: .10 4 01356889 5 00001114455666789 6 0000122223344456667789999
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Unformatted text preview: 7 00012233455555668 8 02233448 9 012233335666788 10 2344455688 11 2335999 12 37 13 8 14 36 15 0035 16 17 18 9 NOTES: a. median = 7.0. b. The data look skewed to the right, or positively skewed. c. The value 18.9 appears to be an outlier. Fig. 1-8, p. 16 Measures of location Sample Variance and standard deviation Properties of variance...
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This document was uploaded on 03/14/2011.

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RelativeResourceManager-1 - 7 00012233455555668 8 02233448...

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