Plotting, To plot statistical data – HP 39g+ User Manual
Page 109
Statistics aplet
8-15
Plotting
You can plot:
•
histograms (
)
•
box-and-whisker plots (
)
•
scatter plots (
).
Once you have entered your data (
), defined your
data set (
), and defined your Fit model for two-
variable statistics (
SETUP
-
SYMB
), you can plot your
data. You can plot up to five scatter or box-and-whisker
plots at a time. You can plot only one histogram at a time.
To plot statistical
data
1. In Symbolic view (
), select (
) the data
sets you want to plot.
2. For one-variable data (
), select the plot type in
Plot Setup (
SETUP
-
PLOT
). Highlight STATPLOT,
press ,
select
either
Histogram
or
BoxWhisker
, and press
.
Σ
Y2
Sum of y
2
-values.
Σ
XY
Sum of each xy.
SCOV
Sample covariance of independent
and dependent data columns.
PCOV
Population covariance of
independent and dependent data
columns
CORR
Correlation coefficient of the
independent and dependent data
columns for a linear fit only
(regardless of the Fit chosen).
Returns a value from 0 to 1, where
1 is the best fit.
RELERR
The relative error for the selected
fit. Provides a measure of accuracy
for the fit.
Statistic
Definition (Continued)