Texas Instruments TI-82 STATS Manual Book page 323

Procedure
(continued)
6. Press o. Turn off all functions.
7. Press p. Set
select
9:ZoomStat
displays the box plots for the women's results.
8. Press r.
Use | and ~ to examine
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
redefine plot 2 to use
Press | and ~ to examine
for each plot. What difference do you see between the plots?
10.Compare the left-hand results. Redefine plot 1 to use
, redefine plot 2 to use
WLEFT
to examine
minX
were the better left-hand guessers, men or women?
11.Compare the right-hand results. Define plot 1 to use
define plot 2 to use
, ,
minX Q Med
1
better 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?
and
Xscl=1 Yscl=0
. This adjusts the viewing window and
%
Women's left-hand data
%
Women's right-hand data
,
minX
. Press r.
MRGHT
%
Men's left-hand data
%
Men's right-hand data
minX
MLEFT
, , , , and
Q Med Q
1 3
, and then press r to examine
MRGHT
, , and for each plot. Who were the
Q maxX
3
. Press q
, , , and
Q Med Q maxX
1 3
MLEFT
, , , , and
Q Med Q
1 3
, and then press r
for each plot. Who
maxX
WRGHT
Applications 17–3
to
9
for
,
maxX
,