quantileRank

quantileRank(x, value): number

Defined in: src/quantile_rank.js:20

This function returns the quantile in which one would find the given value in the given array. It will copy and sort your array before each run, so if you know your array is already sorted, you should use quantileRankSorted instead.

Parameters

x

number[]

input

value

number

the value for which to find the quantile rank

Returns

number

the quantile rank

Throws

if x is empty

Example

quantileRank([4, 3, 1, 2], 3); // => 0.75
quantileRank([4, 3, 2, 3, 1], 3); // => 0.7
quantileRank([2, 4, 1, 3], 6); // => 1
quantileRank([5, 3, 1, 2, 3], 4); // => 0.8