# what mean in javascript

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In JavaScript, “mean” can refer to both the mathematical average of a set of numbers and the statistical measure of central tendency.

## Mathematical Average

The mathematical mean is calculated by summing up a set of numbers and dividing by the count of numbers.

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## Usage and Example

Here’s an example illustrating the calculation of the mean in JavaScript:

``````
const numbers = [2, 4, 6, 8, 10];
const sum = numbers.reduce((acc, num) => acc + num, 0);
const mean = sum / numbers.length;
console.log(mean); // Output: 6
``````

## Statistical Measure

In statistics, “mean” is one of the measures of central tendency, which describes the average value of a dataset.

## Conclusion

“Mean” in JavaScript refers to both the mathematical average of a set of numbers and the statistical measure of central tendency.