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* docs: fixed misleading comment about the array method (forEach instead of reduce) used in AverageMean.js * fix: optimized AverageMean.js by removing redundant comments and unnecessary operations. * Update Maths/AverageMean.js Co-authored-by: Lars Müller <34514239+appgurueu@users.noreply.github.com> --------- Co-authored-by: Hridyanshu7 <himank7794@gmail.com> Co-authored-by: Lars Müller <34514239+appgurueu@users.noreply.github.com>
20 lines
498 B
JavaScript
20 lines
498 B
JavaScript
/**
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* @function mean
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* @description This script will find the mean value of a array of numbers.
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* @param {Integer[]} nums - Array of integer
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* @return {Integer} - mean of nums.
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* @see [Mean](https://en.wikipedia.org/wiki/Mean)
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* @example mean([1, 2, 4, 5]) = 3
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* @example mean([10, 40, 100, 20]) = 42.5
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*/
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const mean = (nums) => {
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if (!Array.isArray(nums)) {
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throw new TypeError('Invalid Input')
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}
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return nums.reduce((sum, cur) => sum + cur, 0) / nums.length
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}
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export { mean }
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