Percentile Calculator
Calculate percentiles, quartiles, deciles, and percentile ranks for your data. Find Q1, Q2, Q3, IQR and more. Free online percentile calculator.
Percentile Definitions
Percentile: A value below which a given percentage of data falls.
Quartiles: Q1 (25%), Q2/Median (50%), Q3 (75%)
IQR: Interquartile Range = Q3 - Q1
Deciles: Divide data into 10 equal parts (10%, 20%, ..., 90%)
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