Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Sample Standard Deviation
Variance
Formulas
Sample mean formula: \(\bar{x} = \frac{\sum{x}}{n}\)
Sample variance formula: \(s^2 = \frac{\sum (x - \bar{x})^2}{n - 1}\)
Sample standard deviation formula: \(s = \sqrt{s^2}\)
Theorems
Standard deviation is a measure of data spread around the mean.
Suitable Grade Level
High School (Grades 9-12)
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