Texas Instruments TI-83 PLUS - Manual (Page 566)

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?