Math Problem Statement
A librarian records the number of books read by 25 students in a month: 5, 3, 8, 7, 6, 4, 6, 5, 3, 7, 8, 6, 5, 4, 7, 6, 5, 8, 4, 7, 6, 5, 8, 7, 4. Compute for the Standard Deviation
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Standard Deviation
Variance
Mean
Formulas
Mean = (sum of all data points) / (number of data points)
Variance = (sum of squared differences from the mean) / (number of data points)
Standard Deviation = sqrt(Variance)
Theorems
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Suitable Grade Level
Grades 9-12
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