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Using the TI-73: A Guide for Teachers
Probability
© 1998 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
Name
__________________________
Coin-Toss Trials
Class Data
Points each
toss
Frequency
Probability -
fraction
Probability -
decimal
Percent
equivalent
0
1
2
3
4
5
Totals
Theoretical Probability of Tossing 5 Coins
Pts each
toss
Freq
Prob
0
1
2
3
4
5
H
5
H, H, H, H, H = 1 + 1 + 1 + 1 + 1 = 5
T
5
H, H, H, H, T = 1 + 1 + 1 + 1 + 0 = 4
H
5
H, H, H, T, H = 1 + 1 + 1 + 0 + 1 = 4
T
5
H, H, H, T, T = 1 + 1 + 1 + 0 + 0 = 3
H
5
H, H, T, H, H = 1 + 1 + 0 + 1 + 1 = 4
T
5
H, H, T, H, T = 1 + 1 + 0 + 1 + 0 = 3
H
5
H, H, T, T, H = 1 + 1 + 0 + 0 + 1 = 3
T
5
H, H, T, T, T = 1 + 1 + 0 + 0 + 0 = 2
H
5
H, T, H, H, H = 1 + 0 + 1 + 1 + 1 = 4
T
5
H, T, H, H, T = 1 + 0 + 1 + 1 + 0 = 3
H
5
H, T, H, T, H = 1 + 0 + 1 + 0 + 1 = 3
T
5
H, T, H, T, T = 1 + 0 + 1 + 0 + 0 = 2
H
5
H, T, T, H, H = 1 + 0 + 0 + 1 + 1 = 3
T
5
H, T, T, H, T = 1 + 0 + 0 + 1 + 0 = 2
H
5
H, T, T, T, H = 1 + 0 + 0 + 0 + 1 = 2
T
5
H, T, T, T, T = 1 + 0 + 0 + 0 + 0 = 1
H
T
H
T
H
T
H
T
<
<
<
<
<
<
<
<
H
T
H
T
H
T
H
H
5
T, H, H, H, H = 0 + 1 + 1 + 1 + 1 = 4
T
5
T, H, H, H, T = 0 + 1 + 1 + 1 + 0 = 3
H
5
T, H, H, T, H = 0 + 1 + 1 + 0 + 1 = 3
T
5
T, H, H, T, T = 0 + 1 + 1 + 0 + 0 = 2
H
5
T, H, T, H, H = 0 + 1 + 0 + 1 + 1 = 3
T
5
T, H, T, H, T = 0 + 1 + 0 + 1 + 0 = 2
H
5
T, H, T, T, H = 0 + 1 + 0 + 0 + 1 = 2
T
5
T, H, T, T, T = 0 + 1 + 0 + 0 + 0 = 1
H
5
T, T, H, H, H = 0 + 0 + 1 + 1 + 1 = 3
T
5
T, T, H, H, T = 0 + 0 + 1 + 1 + 0 = 2
H
5
T, T, H, T, H = 0 + 0 + 1 + 0 + 1 = 2
T
5
T, T, H, T, T = 0 + 0 + 1 + 0 + 0 = 1
H
5
T, T, T, H, H = 0 + 0 + 0 + 1 + 1 = 2
T
5
T, T, T, H, T = 0 + 0 + 0 + 1 + 0 = 1
H
5
T, T, T, T, H = 0 + 0 + 0 + 0 + 1 = 1
T
5
T, T, T, T, T = 0 + 0 + 0 + 0 + 0 = 0
H
T
H
T
H
T
H
T
<
<
<
<
<
<
<
<
H
T
H
T
H
T
T
Total number of
outcomes
_______