Press {º}, {¸}, and {º¸} to recall the sums of the squares and the sum of the products of the x and y — values that are of interest when performing other statistical calculations in addition to those provided by the calculator.

If you've entered statistical data, you can see the contents of the statistics registers. Press zX{#}, then use z—and z˜to view the statistics registers.

Example: Viewing the Statistics Registers.

Use 6to store data pairs (1,2) and (3,4) in the statistics registers. Then view the stored statistical values.

Keys: Display:Description:

zb{´}

2 š1 6

4 š3 6

zX{#}

Clears the statistics registers.

) Stores the first data pair (1,2).

) Stores the second data pair (3,4). ´º¸/) Displays VAR catalog and views

Σxy register.

z—

´¸/) Views Σy2 register.

z—

´º/) Views Σx2 register.

z—

´¸/ )

Views Σy register.

z—

´º/)

Views Σx register.

z—

Q/)Views n register.

†

2.0000

Leaves VAR, catalog.

The Statistics Registers in Calculator Memory

The memory space (48 bytes) for the statistics registers is automatically allocated (if it doesn't already exist) when you press 6 or 4. The registers are deleted and the memory deallocated when you execute z

b{´}.

11–12 Statistical Operations

File name 32sii-Manual-E-0424

 

Printed Date : 2003/4/24

Size : 17.7 x 25.2 cm