Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book page 314

5. Press y ,. Select
Xlist as . Move the cursor to the top line and select
WLEFT
modified box plot that uses Xlist as
on using Stat Plots.)
6. Press o. Turn off all functions.
7. Press p. Set
viewing window and displays the box plots for the women's results.
8. Press r.
Use | and ~ to examine
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
r.
Press | and ~ to examine
you see between the plots?
10. Compare the left-hand results. Redefine plot 1 to use
and then press r to examine
better left-hand guessers, men or women?
11. Compare the right-hand results. Define plot 1 to use
then press r to examine
right-hand guessers?
In the original experiment boys did not guess as well with right hands, while girls guessed
equally well with either hand. This is not what our box plots show for adults. Do you think that
this is because adults have learned to adapt or because our sample was not large enough?
. Turn on plot 1; define it as a modified box plot Õ that uses
1:Plot1
WRGHT
. Press q
and
Xscl=1 Yscl=0
Women's left-hand data
Women's right-hand data
, , ,
minX Q1 Med
Men's left-hand data
Men's right-hand data
, ,
minX Q1 Med
,
minX Q1
, ,
minX Q1 Med
. Turn on plot 2; define it as a
Plot2
. (See Chapter 12: Statistics for detailed information
to select
9 9:ZoomStat
, and for each plot. Notice the outlier to the
Q3 maxX
, redefine plot 2 to use
MLEFT
, , and for each plot. What difference do
Q3 maxX
, redefine plot 2 to use
WLEFT
, , , and
Med Q3 maxX
, define plot 2 to use
WRGHT
, , and for each plot. Who were the better
Q3 maxX
. This adjusts the
MRGHT
MLEFT
for each plot. Who were the
, and
MRGHT
Chapter 17: Activities
. Press
,
307