mean
Calculates the average of an array of numbers.
If the array is empty, this function returns NaN
.
Signature
typescript
function mean(nums: number[]): number;
Parameters
nums
(number[]
): An array of numbers to calculate the average.
Returns
(number
): The average of all the numbers in the array.
Examples
typescript
const numbers = [1, 2, 3, 4, 5];
const result = mean(numbers);
// result will be 3