# Coin Toss Probability Worksheets

Name____________________________________Date____________Per_____
Topic: Coin Toss Probability. Experimental vs. Theoretical
THEORETICAL PROBABILITY:
If a coin is flipped 100 times, what outcomes would you expect (in theory)
for the following events?
_____
 Number of Tails:
_____
What would expect (in theory) the probability to be for each of the events
listed above?
 Probability of tossing a head:
____ %
 Probability of tossing a tail:
____ %
Coin Toss Experiment Chart
Using a 2-color counter as a coin, collect data for 40 flips and record your results
in the chart below. Be sure to check the box under H for ‘red-heads’ or T for
‘yellow-tails’. Using your data, find the amount of heads or tails per 10 flips.
Flip
H
T
Flip
H
T
Flip
H
T
Flip
H
T
Number
(red)
(yel)
Number
(red)
(yel)
Number
(red)
(yel)
Number
(red)
(yel)
11
21
31
1
12
22
32
2
13
23
33
3
14
24
34
4
15
25
35
5
16
26
36
6
17
27
37
7
18
28
38
8
19
29
39
9
20
30
40
10
Totals
10
10
10
10
10
10
10
10
Math 7
1 of 2
NB # 6