avg

(function for equations)

 

Usage:

avg (x1, x2, ... xn)

Definition:

(x1 + x2 + ... + xn) / n

Required:

xi are unrestricted reals

Returns the average of x1, x2, … xn, or more precisely, their arithmetic mean.  That is the sum of the arguments divided by how many there are.

At least one argument must be passed.

See also min,  max, mag.

 

Example:

avg (10, 6, 6, 8) returns 7.5