Here is some text. We call the function footer simply by using footer()

R. Chris Fraley Department of Psychology 603 East Daniel Street Champaign, IL 61820

The returned value from the call $result = add_this(3,10) is 13

Note: the values $n1 and $n2 do not exist OUTSIDE the function if they are not explictly returned: $n1 = and $n = .

Here is the result from averaging 1 1 1 2 3 4 3 4: 2.38