Create a simple program in C++ that... 1) Returns the population variance of the given array. Careful that you don't accidentally do integer division. double getVar (int arr[], int length); 2) Sorts...

Create a simple program in C++ that...

1) Returns the population variance of the given array. Careful that you don't accidentally do integer division.

double getVar (int arr[], int length);

2) Sorts the given array in ascending order

void sortArray (int arr[], int length);