HP HP-18C - Sum and Statistics

Sum and Statistics
n = number of items in the list.
x' = an element of the sorted list.
TOTAL = ~Xi
MEAN = x = ~Xi
n
MEDIAN = Xj I for odd n, where j
n + 1
2
(xi' + Xj+l
/
)
n
~'----'--- for even n, where j
2 2
, /~ (Xi - X)2
STDEV = V n - 1
RANGE = MAX MIN
182 B: More About HP-18C Calculations