TM 5-6675-324-14
Function
Control or Indicator
Key
Computes square of
Square/average
number in X-register.
Computes mean
(average) of X and Y
values.
Computes square
Square root/standard
root of number in X-
deviation
s
register.
S: Computes sample
standard deviations of X
and Y values.
E l : Accumulates
Accumulate/subtract
numbers from X- and Y-
registers into secondary
storage registers.
Subtracts X and Y
values from storage
registers.
Followed by
Display/recall
number key, selects
LAST X
number of displayed
digits.
LAST X: Recalls number
displayed before previous
operation back into
X-register.
Computes X% of Y.
Percent/change
% CH
% CH: Computes percent
of change from number in
Y-register to number in
X-register.
5-26
