Texas Instruments TI-36X Solar User Manual page 13

Find the sum, mean, population standard deviation, and
sample standard deviation for the data set: 45, 55, 55,
55, 60, 80. The last data point is erroneously entered as
8, removed with ( a , and then correctly entered
as 80.
" ‰
( [
45 4
55 ( \ 3 4
60 4
8 4
8 ( a
80 4
( g (sum)
( ] (mean)
( h (sum of squares)
( _ (n weighting)
( ^ (n-1 weighting)
STAT
STAT
STAT
STAT
STAT
STAT
STAT
STAT
STAT
STAT
STAT
STAT
STAT
12
350.
58.33333333
21100.
10.67187373
11.69045194
0.
0.
1.
4.
5.
6.
5.
6.