Program Lines:

Description

(In RPN mode)

 

  

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: 9560 46

  

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: A79F 15

  

Defines the start of the output routine

 

Calculates the correlation coefficient.

  

Stores it in R.

  

Displays the correlation coefficient.

 

Calculates the coefficient b.

  

If flag 1 is set takes the natural antilog of b.

 

 

  

Stores b in B.

  

Displays value.

 

Calculates coefficient m.

  

Stores m in M.

  

Displays value.

Checksum and length: 850C 36

  

Defines the beginning of the estimation (projection) loop.

16-4Statistics Programs