Descriptive Statistics
Descriptive statistics tell us the features of a dataset, such as its mean, median, mode, or standard deviation. Start sorting through your data with these tips, tools, and tutorials.

What Is Skewness in Statistics?

What Are the Maximum and Minimum?

What Is a Range in Statistics?

How to Classify the Kurtosis of Distributions

The Slope of the Regression Line and the Correlation Coefficient

What Is the Interquartile Range Rule?

What Are Moments in Statistics?

What Is a TwoWay Table of Categorical Variables?

What Is the Midhinge?

The Difference Between Descriptive and Inferential Statistics

Empirical Relationship Between the Mean, Median, and Mode

What Are Time Series Graphs?

How Are Outliers Determined in Statistics?

Frequencies and Relative Frequencies

Make a Histogram in 7 Simple Steps

What Are the First and Third Quartiles?

Understanding the Interquartile Range in Statistics

What Is a Least Squares Line?

Calculating the Mean Absolute Deviation

What Are Residuals?

What Is the 5 Number Summary?

Understanding Quantiles: Definitions and Uses

Variance and Standard Deviation