What is a Box and Whisker Plot?

It summarizes a set of data measured on an interval scale. It shows the minimum, maximum, median, and quartiles.

Interquartile Range (Q3 - Q1). It represents the middle 50% of the data.

How are outliers determined?

Values below Q1 - 1.5*IQR or above Q3 + 1.5*IQR are typically considered outliers.

Generate box plots and calculate quartiles, IQR, and identify outliers.

Data Set

Comma or space separated numbers

Enter at least 2 numbers to generate plot.

Frequently Asked Questions

How to Use

What it calculates

This box & whisker plot solves mathematical and statistical problems using standard formulas. Visualize quartiles and outliers.

When to use it

Use for homework, data analysis, exam prep, or quick verification of manual calculations.

Example

Adjust the inputs above to model your specific scenario with the Box & Whisker Plot.

Explore More

68-95-99.7 rule ranges.

Histogram and frequency table.

Distribution with original values.

Compare means of 3+ groups using F-test.

Calculate conditional probability P(A|B) using priors.

Probability on interval [0, 1].