TM 5-6675-325-14
Key
Control or Indicator
Function
Square/average
Computes square of
number in X-reqister.
Square root/standard
deviation
Accumulate/subtract
Display/recall
Percent/change
Computes mean
(average) of X and Y
values.
Computes
root of number
register.
square
in X-
S:
Computes sample
standard deviations of X
and Y values.
Accumulates
numbers from X- and Y-
registers into secondary
storage registers.
Subtracts X and Y
values from storage
registers.
Followed by
number key, selects
number of displayed
digits.
LAST X:
Recalls number
displayed before previous
operation back into
X-register.
Computes X% of Y.
% CH:
Computes percent
of change from number in
Y-register to number in
X-register.
5-26
