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Write a JavaScript program to calculate how many numbers in the given array are less or equal to the given value using the percentile formula

hamza
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2022-05-18
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Write a JavaScript program to calculate how many numbers in the given array are less or equal to the given value using the percentile formula.

JavaScript programming, Programming,
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hamza
2022-05-18
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const percentile = (arr, val) =>
  (100 * arr.reduce((acc, v) => acc + (v < val ? 1 : 0) + (v === val ? 0.5 : 0), 0)) / arr.length;

console.log(percentile([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], 6));

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