Math Problem Statement
The grades for 30 students on the most recent exam are given in the data table. What is the mean, median, and standard deviation for the exam?
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Measures of Central Tendency
Standard Deviation
Formulas
Mean = (Sum of all values) / (Number of values)
Median = Middle value of ordered data set
Standard Deviation = sqrt[(Σ(xi - mean)^2) / n]
Theorems
Measures of central tendency
Standard deviation calculation
Suitable Grade Level
Grades 9-12