Statistical Calculations (Sd Mode); Data Input Considerations - MiLAN M 139 Guia Del Usuario

Statistical Calculations
(SD Mode)
Press
statistical calculations using standard devia-
tion. If FIX or SCI is on the display, press
first.

Data Input Considerations

· Data input always starts with
This operation also clears all previous data.
· In the SD Mode the
input (
· When entering data for statistical calculations,
pressing
data twice.
· You can also input multiple entries of the same
data using
times, for example, press
(
· To delete the data you have just input, press
Example: Follow the indications below to calcu-
s
late
-
n 1
following data: 22, 25, 26, 28, 23, 23, 29, 24.
to enter the SD Mode for
).
. To input the data 30 five
).
( ).
å
s
, , , , x n
n
key operates as data
( ) inputs the same
x
and
30
(
å
2
x
for the
).