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| 1 2 3 4 5 6 | 1x 1x 1x 1x 1x | /**
* It takes an array of numbers and returns the average of the numbers in the array.
* @param {number[]} arr - the array of numbers to average
*/
export const average = (arr: number[]): number => arr.reduce((a, b) => a + b, 0) / arr.length;
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