Statistics & Probability
Five Number Summary Calculator
Lets users solve and check five number summary instantly with formula, steps and examples — no manual math.
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Your result
Median (Q2)
5
Min 1, Q1 3, Median 5, Q3 7, Max 9; IQR 4.
Interquartile range
4
Minimum
1
First quartile (Q1)
3
Third quartile (Q3)
7
Maximum
9
About this calculator
The five-number summary (min, Q1, median, Q3, max) describes a dataset's spread and powers box plots. IQR = Q3 − Q1 measures the middle 50%.
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