LET ITEMS = 100
DIM A(ITEMS)
RANDOMIZE TIMER / 3
FOR NUM = 1 TO ITEMS
    LET A(NUM) = INT(26 * RND) + 25
NEXT NUM
FOR NUM = 1 TO ITEMS
    LET SUM = SUM + A(NUM)
NEXT NUM
LET AVE = SUM / ITEMS
FOR NUM = 1 TO ITEMS
    LET SQUARE = SQUARE + ((AVE - A(NUM)) ^ 2)
NEXT NUM
LET SQUARE = SQUARE / ITEMS
PRINT "Standard deviation is"; SQR(SQUARE)
END