Texas Instruments 83PL/CLM/1L1/V - 83 Plus Calc, Manual Book

Page: 566 / 827

TI-83 Plus Activities 563
%
Men’s left-hand data
%
Men’s right-hand data
Press
|
and
~
to examine
minX
,
Q
1
,
Med
,
Q
3
, and
maxX
for each
plot. What difference do you see between the plots?
10. Compare the left-hand results. Redefine plot 1 to use
WLEFT
,
redefine plot 2 to use
MLEFT
, and then press
r
to examine
minX
,
Q
1
,
Med
,
Q
3
, and
maxX
for each plot. Who were the better left-hand
guessers, men or women?
11. Compare the right-hand results. Define plot 1 to use
WRGHT
, define plot
2 to use
MRGHT
, and then press
r
to examine
minX
,
Q
1
,
Med
,
Q
3
,
and
maxX
for each plot. Who were the 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?