Math Problem Statement
The following data represents test scores: 55.35, 78.3, 22.9, 50.65, 67.5, 63, 46.1, 59.7, 57.45, 41.55, 108.25, 56.65, 50.75, 52.6, 35.2 Calculate the coefficient of kurtosis using the software method
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Descriptive Statistics
Kurtosis
Data Distribution
Formulas
K = \frac{n \cdot (n+1)}{(n-1)(n-2)(n-3)} \sum \left( \frac{(x_i - \mu)^4}{\sigma^4} \right) - \frac{3(n-1)^2}{(n-2)(n-3)}
Theorems
Kurtosis theorem
Suitable Grade Level
College/Advanced High School
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