Chapter3

Chapter3 - Chapter 3 Descriptive Measures 3.1 Measures of...

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Unformatted text preview: Chapter 3 Descriptive Measures 3.1 Measures of Center Mean Median Mode Mean Mean=sum/ # of observations Consider the following two data sets: Data 1: 8,9,10,10,10,11,11,11,12,13 Data 2: 300, 300, 300, 940, 300, 300, 400, 300, 400, 450, 800, 450, 10500 Median Middle value of an ordered set of values 50 th percentile (n+1)/2 position Data 1: 8,9,10,10,10,11,11,11,12,13 Data 2: 300, 300, 300, 940, 300, 300, 400, 300, 400, 450, 800, 450, 10500 Mode The value that occurs with the greatest frequency Data 1: 8,9,10,10,10,11,11,11,12,13 Data 2: 300, 300, 300, 940, 300, 300, 400, 300,...
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Chapter3 - Chapter 3 Descriptive Measures 3.1 Measures of...

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