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Statistics Unit 3 Summative Name: Period: 3.3 Measures of Variation 1. Use the Table below to nd the population variance: Data Entry (x) Deviation (x-

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Statistics Unit 3 Summative Name: Period: 3.3 Measures of Variation 1. Use the Table below to nd the population variance: Data Entry (x) Deviation (x- ) 31.9 Population Variance: Population Standard Deviation: il 2. Use the table below to find the sample variance. Show all your work and the formula. Sample variance: Sample standard deviation

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