Texas Instruments TI-82 STATS Manual Book page 232

Statistical Plotting
Ò Ò Ò Ò
(Histogram)
Õ Õ
Õ Õ
(ModBoxplot)
12–32 Statistics
(continued)
plots one-variable data. The
Histogram
value determines the width of each bar, beginning at
adjusts
ZoomStat Xmin
values, and also adjusts
( ) à
Xmax N Xmin Xscl
the edge of a bar is counted in the bar to the right.
(modified box plot) plots one-variable data, like
ModBoxplot
the regular box plot, except points that are 1.5
Range beyond the quartiles. (The Interquartile Range is defined
as the difference between the third quartile
quartile .) These points are plotted individually beyond the
Q
1
whisker, using the
Mark
these points, which are called outliers.
The prompt for outlier points is
the maximum point (
When outliers exist, the end of each whisker will display
When no outliers exist,
end of each whisker.
(page 12.29).
Box plots are plotted with respect to
and . When two box plots are plotted, the first one
Ymin Ymax
plots at the top of the screen and the second plots in the middle.
When three are plotted, the first one plots at the top, the second
in the middle, and the third at the bottom.
Xscl
, , , and
Xmax Ymin
. The inequality
Xscl
 47 must be true. A value that occurs on
( or or ) you select. You can trace
+
¦
›
, except when the outlier is
x=
) or the minimum point (
maxX
and
minX maxX
, (median), and
Q Med
1
Xmin
window variable
.
Xmin
to include all
Ymax
ä ä ä ä
Interquartile
and the first
Q
3
).
minX
x=
are the prompts for the
define the box
Q
3
and , but ignore
Xmax
.