HP 32SII - Manual (Page 268)

16–4 Statistics Programs
File name 32sii-Manual-E-0424
Printed Date : 2003/4/24 Size : 17.7 x 25.2 cm
Program Lines: Description
'
! L Stores the index value in i for indirect addressing.
'
Sets the loop counter to zero for the first input.
Checksum and length: 8C2F 006.0
$
$ Defines the beginning of the input loop.
$
Adjusts the loop counter by one to prompt for input.
$
-
$
! % Stores loop counter in X so that it will appear with the
prompt for X.
$
"! % Displays counter with prompt and stores X input.
$
@ If flag 0 is set . . .
$
. . . takes the natural log of the X–input.
$
! Stores that value for the correction routine.
$
"! Prompts for and stores Y.
$
@ If flag 1 is set . . .
$ . . . takes the natural log of the Y–input.
$ !
$
$ ´- Accumulates B and R as x,y–data pair in statistics
registers.
$ ! $ Loops for another X, Y pair.
Checksum and length: AAD5 022.5
"
" Defines the beginning of the "undo" routine.
"
Recalls the most recent data pair.
"
"
´. Deletes this pair from the statistical accumulation.
"
! $ Loops for another X, Y pair.
Checksum and length: AFAA 007.5
Defines the start f the output routine
T Calculates the correlation coefficient.
! Stores it in R.
#$ Displays the correlation coefficient.
E Calculates the coefficient b.