Texas Instruments TI-83 PLUS - Manual (Page 565)

TI-83 Plus Activities 562
5. Press y , . Select 1:Plot1 . Turn on plot 1; define it as a
modified box plot Õ that uses WLEFT . Move the cursor to the top line
and select Plot2 . Turn on plot 2; define it as a modified box plot that
uses WRGHT .
6. Press o . Turn off all functions.
7. Press p . Set Xscl=1 and Yscl=0 . Press q
9 to select
9:ZoomStat . This adjusts the viewing window and displays the box
plots for the women’s results.
8. Press r .
%
Women’s left-hand data
%
Women’s right-hand data
Use | and ~ to examine minX , Q 1
, Med , Q 3
, and maxX for each plot.
Notice the outlier to the women’s right-hand data. What is the median
for the left hand? For the right hand? With which hand were the
women more accurate guessers, according to the box plots?
9. Examine the men’s results. Redefine plot 1 to use MLEFT , redefine
plot 2 to use MRGHT . Press r .