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HP 10bII+ Quick Start Manual Page 34

Financial calculator.
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Table 1-30 Statistics keys
Keys
\k \«
\T \«
\h \«
\e \«
\Z \«
y
-data
\W \«
x
-data
]L
Using the following data, find the means of
x
y
tions of
and
cast line. Then, use summation statistics to find
x-
data
y-
data
28
Getting Started
-
y
, and the
intercept and the slope of the linear regression fore-
2
50
Description
Opens editor for reviewing/editing
statistical data.
x
y
Means of
and
x
Mean of
weighted by
b
calculates
, coefficient.
Sample standard deviations of
y
.
Population standard deviations of
y
and
.
x
Estimate of
and correlation
coefficient.
y
Estimate of
, slope and
Permits selection of six regression
models or a best fit. Default is linear.
x
y
and
, the sample standard devia-
Σ
xy
.
4
90
.
y
. Also
x
and
x
m
coefficient.
6
160

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