Math Problem Statement
what is the variance and standard deviation of these values: 115, 994, 1200, 1355, 1390, 1456, 1567, 1621, 1937, 2045
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Variance
Standard Deviation
Formulas
Variance formula: \(\sigma^2 = \frac{\sum (x_i - \mu)^2}{n}\)
Standard deviation formula: \(\sigma = \sqrt{\sigma^2}\)
Theorems
Properties of Variance and Standard Deviation
Suitable Grade Level
Grades 9-12
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