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Statistics Calculator

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Sample uses N-1 for standard deviation, Population uses N

Data Summary

Count
10
Sum
237.00
Min
12.00
Max
35.00

Statistical Measures

Mean (Average)
23.700
Median (Middle)
23.500
Mode (Most Common)
No Mode
Standard Deviation
7.587
Variance
57.567
Range
23.00

Detailed Analysis

Quartiles

Q1 (25th percentile): 18.50
Q2 (50th percentile): 23.50
Q3 (75th percentile): 29.50
IQR (Q3 - Q1): 11.00

Distribution Shape

Skewness: 0.079
Kurtosis: -1.531
Distribution: Nearly Normal

Error Measures

Standard Error: 2.399
Coefficient of Variation: 32.0%
95% Confidence Interval: [18.27, 29.13]

Sorted Data Set

12, 15, 18, 20, 22, 25, 28, 30, 32, 35

Example Data Sets

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