Box Plot Calculator
Calculate the five-number summary (minimum, Q1, median, Q3, maximum) and generate a box plot from a dataset.
Published by:
isCalculator Editorial Team
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How to use this tool?
This calculator computes the five-number summary and draws a box plot for a dataset.
- Enter data: Type comma-separated numbers into the input field (e.g.,
1,2,3,4,5,6,7,8,9,10). - Calculate: Click the Calculate button or press Enter.
- Read results: The five-number summary (Min, Q1, Median, Q3, Max) appears above a visual box plot.
- Interpret: The box shows the interquartile range (Q1 to Q3), the line inside is the median, and whiskers extend to min and max.
All values are computed from the sorted dataset. Q1 is the median of the lower half, Q3 of the upper half.
Previous Results
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Frequently Asked Questions
A box plot (or box-and-whisker plot) displays the five-number summary of a dataset: minimum, first quartile (Q1), median, third quartile (Q3), and maximum.
Q1 is the median of the lower half of the sorted data (excluding the median if odd count). Q3 is the median of the upper half.
Yes, the calculator accepts any real numbers separated by commas.
