HP 33s - Manual (Page 368)

G–16 Operation Index
Name Keys and Description Page ¼
p g Inserts a blank space
character during equation entry.
13–14 2
SQ ! Square of argument. 6–15 2
SQRT # Square root of x. 6–15 2
STO variable I variable
Store. Copies x into variable.
3–2
STO + variable I › variable
Stores variable + x into variable.
3–4
STO – variable I variable
Stores variable – x into variable.
3–4
STO × variable I z variable
Stores variable × x into variable.
3–4
STO ÷ variable I q variable
Stores variable ÷ x into variable.
3–4
STOP g Run/stop.
Begins program execution at the
current program line; stops a
running program and displays the
X–register.
12–17
|  Displays the summation menu. 11–4
sx |  {Uº}
Returns sample standard deviation
of x–values:
) 1 ( ) ( 2 − ÷ − ¦ n x x
i
11–6 1
sy |  {U¸}
Returns sample standard deviation
of y–values:
) 1 ( ) ( 2 − ÷ − ¦ n y y
i
11–6 1