Variability - Range and Interquartile Range Movie 1 Movie 2...

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Variability Variability Measuring what keeps life interesting
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Learning Objectives Learning Objectives 1. Understand the concept and importance of  variability 1. Distinguish common measures of variability 1. Compute and interpret the standard deviation
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3 examples of variability in  3 examples of variability in  everyday life everyday life 1. Getting to class 1. Two bosses 1. Social distance
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Index of Qualitative Variation Index of Qualitative Variation Louisville Bellarmine Favorite B-ball Team % of students who support team U. of Louisville 75 35 U. of Kentucky 10 30 U. of Indiana 10 20 Any other team 5 15 IQV 0.55 0.97 Comparison of diversity in favorite basketball  teams at two universities
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Range and Interquartile Range
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Unformatted text preview: Range and Interquartile Range Movie 1 Movie 2 Week Box Office in Millions 1 46 11 2 15 12 3 10 13 4 8 13 5 6 12 6 5 12 7 4 11 8 3 10 9 2 3 10 1 3 Movie 1 Movie 2 Total Box Office in Millions 100 100 Range over 10 weeks 45 10 IQ Range 7 2 Measuring Variation in Income Measuring Variation in Income http://www.flixxy.com/200-countries-200-years-4-minutes.htm Standard Deviation Standard Deviation Country 1 Country 2 Region Average per capita Income ($) A 13,000 7,000 B 15,000 13,000 C 10,000 7,000 D 12,000 22,000 E 11,000 11,000 Mean 12,000 12,000 Country 1 Country 2 St. Dev. $1,581 $6,164 Standard Deviation Standard Deviation Next Steps Next Steps...
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Variability - Range and Interquartile Range Movie 1 Movie 2...

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