HP 10bII User Manual

Statistical Calculations
The Πand QE) keys are used to enter and delete data
for one- and two-variable statistics. Summation data is
stored in memory. The labels above the @ to (9) keys
indicate what summation data is stored. Once you enter the
data, you can use the statistical functions to calculate the
following:
= Mean and standard deviation.
в Lincar regression statistics.
= Linear estimation and forecasting.
m Weighted mean.
m Summation statistics: л, Хх, Zo? Ly, Dy’, and Lay.
Clearing Statistical Data
Clear the statistical registers before entering new data. If
you don't clear the registers, data currently stored is
automatically included in the summation calculations. To
clear the statistical registers, press CQ UD). The display is
also cleared.
7: Statistical Calculations 85

HP 10bII Specifications

General

Digits	12 digits
Display type	LCD
Display tilting	No
Display size (HxV)	16 x 63.5 mm
Display number of lines	1 lines
Display number of characters	12
Type	Financial
Form factor	Pocket
Control type	Buttons
Product color	Black, Grey
Battery life	1 year(s)
Battery type	CR2032
Power source	Battery
Auto power off	Yes
Auto power off after	5 min
Number of batteries supported	2
Operation	170
Memory registers	22
Storage media type	-

Weight and Dimensions

Depth	145 mm
Width	80.9 mm
Height	14 mm
Weight	85 g