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16–18 Statistics Programs
Program Listing:
Program Lines:
(In ALG mode)
Description
 
Start grouped standard deviation program.
;
Clears statistics registers (28 through 33).

 !
Clears the count N.
Checksum and length: EF85 24

Input statistical data points.
"!%
Stores data point in X.
"!
Stores data–point frequency in F.

Enters increment for N.
 !

Recalls data–point frequency f
i
.
Checksum and length: 184C 30

Accumulate summations.

 !L
Stores index for register 28.

 !-1L2
Updates
¦
i
f
in register 28.
h%
ii
fx
!
 !'

 !L
Stores index for register 29.
'
 !-1L2
Updates
¦
ii
fx
in register 29.
h%
i
2
i
fx
!
 !'
Stores index for register 31.

 !L
'