Descriptive Statistics

Descriptive statistics summarize a data set's central tendency (mean, median, mode), spread (variance, SD, range, IQR), and shape (skewness, kurtosis). These are the foundation of statistical analysis.

Data

Numbers

Results

Count (n)
10
Sum
389
Mean
38.9
Median
32.5
Mode
No mode
Min / Max
4 / 89
Range
85
Sample SD
30.0
Variance
900
Q1 / Q3
15 / 67
IQR
52
Skewness
0.3