gistfile1.txt

 average xs = div (fromInteger (sum xs)) (fromInteger (length xs))
 
 Couldn't match expected type ‘Integer’ with actual type ‘Int’
    In the first argument of ‘fromInteger’, namely ‘(length xs)’
    In the second argument of ‘div’, namely ‘(fromInteger (length xs))’
    Failed, modules loaded: none.


average xs = div (fromInteger (sum xs)) ((length xs))

Couldn't match expected type ‘Float’ with actual type ‘Int’
In the second argument of ‘div’, namely ‘((length xs))’
In the expression: div (fromInteger (sum xs)) ((length xs))