Math Problem Statement

76.2 71 62.5 71.5 77.6 91.6 78.8 78 83.3 69.4 92.2 78.3 75.7 find the standard deviation

Solution

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Math Problem Analysis

Mathematical Concepts

Statistics
Standard Deviation
Mean
Variance

Formulas

Mean: mean = (sum of all data points) / (number of data points)
Variance: variance = (sum of squared differences from the mean) / (number of data points)
Standard Deviation: SD = sqrt(variance)

Theorems

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Suitable Grade Level

Grades 9-12