G–18 Operation Index
Name Keys and Description Page ¼
x
w Returns weighted mean of x
values: (
Σ
y
i
x
i
)
÷Σ
y
i
.
11–4 1
|
Displays the mean (arithmetic
average) menu.
11–4
x<> variable
|Z
x exchange.
Exchanges x with a variable.
3–6
x<>y
[
x exchange y.
Moves x to the Y–register and y to
the X–register.
2–4
{n
Displays the "x
?
y" comparison
tests menu.
13–7
x
≠
y
{n
{
≠
}
If x
≠
y, executes next program line;
if x=y, skips next program line.
13–7
x
≤
y
?
{n
{
≤
}
If x
≤
y, executes next program line;
if x
>
y, skips next program line.
13–7
x<y
?
{n
{<}
If x<y, executes next program line;
if x
≥
y, skips next program line.
13–7
x>y
?
{n
{>}
If x>y, executes next program line;
if x
≤
y, skips next program line.
13–7
x
≥
y
?
{n
{
≥
}
If x
≥
y, executes next program line;
if x<y, skips next program line.
13–7
x=y
?
{n
{
/
}
If x=y, executes next program line;
if x
≠
y, skips next program line.
13–7
|o
Displays the "x
?
0" comparison
tests menu.
13–7
