Statistics Calculator
Enter numbers separated by commas or spaces
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