HP 35s Scientific Calculator - Manual (Page 178)

12-12 Statistical Operations
Access to the Statistics Registers
The statistics register assignments in the HP 35s are shown in the following table.
Summation registers should be referred to by names and not by numbers in
expression, equations and programs.
Statistics Registers
× 



Views Σy 2 register.
× 



Views Σx 2 register.
×

 Views Σy register.
×

 Views Σx register.
×

 Views n register.


 Leaves VAR catalog.
Register Number Description
n -27 Number of accumulated data pairs.
Σx -28 Sum of accumulated x–values.
Σy -29 Sum of accumulated y–values.
Σx 2 -30 Sum of squares of accumulated x–values.
Σy 2 -31 Sum of squares of accumulated y–values.
Σxy -32 Sum of products of accumulated x– and y–
values.