Sections_1.1_and_1.2_Extra_Example Answers

Sections_1.1_and_1.2_Extra_Example Answers - 46 47 48 48 50...

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Extra Example to work through on your own: You investigate the amount of time students spend online (in minutes). For the data listed below, give the mean and the 5-number summary, find any outliers present, and show a boxplot and a modified boxplot. 7 20 24 25 25 28 28 30 32 35 42 43 44 45
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Unformatted text preview: 46 47 48 48 50 51 72 75 77 78 79 83 87 88 135 151 The mean of this distribution is 54.77. The five number summary is 7, 30, 46.5, 77, 151 The IQR is 47, so points above 147.5 would be outliers, as would points below - 40.5. 151 is the only outlier. Below are the boxplot (left) and the modified boxplot (right)....
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This note was uploaded on 02/28/2012 for the course STAT 301 taught by Professor Staff during the Spring '08 term at Purdue University-West Lafayette.

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