HP 30b Business Professional, Быстрый старт, Страница: 23 / 40

Getting Started 17
:z
Statistics menu. Note: if you attempt to open the Statistics
(Stats) menu before entering data, you will be redirected to
the Data menu. When opened, the Stats menu displays
2
Vars for two-variable statistics. Press
I
repeatedly to
select the type of statistical operations desired, two-
variable, (
2 Vars ), one-variable, ( 1 Var ), or one-variable
weighted ( 1 Weight ). After selecting the type of statistical
operation you want, select a sub-menu ( Descriptive ,
Predictions , Sums , and Quartiles ) by pressing
<
or
>
. Press
I
to open it.
:P
Break-even menu. Used to analyze problems involving
profit, manufacturing cost, and a fixed price to develop
and market products sold at a given price.
B
Bond menu. Used for bond calculations.
:@
Date Calculation menu. The Date Calculation menu is used
to calculate the number of days between two dates, or a
second date given a number of days from an initial, or
final date.
:B
Black-Scholes menu. Performs Black-Scholes calculations.
Note: press and hold
:
and press
B
simultaneously.
Table 1-3 Keys and Descriptions
Keys Description