(1)
Trial | Number of spins |
1 | 1 |
2 | 5 |
3 | 27 |
4 | 6 |
5 | 22 |
6 | 7 |
7 | 23 |
8 | 2 |
9 | 21 |
10 | 21 |
11 | 25 |
12 | 3 |
13 | 8 |
14 | 33 |
15 | 5 |
16 | 4 |
17 | 16 |
18 | 8 |
19 | 25 |
20 | 24 |
(a) Minimum number of spins = | 1 | ||||||
(b) Maximum number of spins = | 33 | ||||||
(c) Average number of spins = | 14.3 | ||||||
(d) The person might be expected to buy about 14.3 (say 15) yogurts before getting all four types of covers |
(e) I have repeated the 20 trials 5 times (this is like comparing your answers with those of four other students) | |||||||||||||
Student #1 (You) | Student #2 | Student #3 | Student #4 | Student #5 | |||||||||
Trial | Number of spins | Trial | Number of spins | Trial | Number of spins | Trial | Number of spins | Trial | Number of spins | ||||
1 | 1 | 1 | 30 | 1 | 36 | 1 | 8 | 1 | 29 | ||||
2 | 5 | 2 | 6 | 2 | 15 | 2 | 3 | 2 | 12 | ||||
3 | 27 | 3 | 30 | 3 | 32 | 3 | 10 | 3 | 11 | ||||
4 | 6 | 4 | 11 | 4 | 7 | 4 | 37 | 4 | 19 | ||||
5 | 22 | 5 | 17 | 5 | 16 | 5 | 29 | 5 | 24 | ||||
6 | 7 | 6 | 12 | 6 | 6 | 6 | 32 | 6 | 5 | ||||
7 | 23 | 7 | 18 | 7 | 34 | 7 | 17 | 7 | 33 | ||||
8 | 2 | 8 | 2 | 8 | 36 | 8 | 26 | 8 | 8 | ||||
9 | 21 | 9 | 5 | 9 | 38 | 9 | 15 | 9 | 12 | ||||
10 | 21 | 10 | 40 | 10 | 25 | 10 | 4 | 10 | 31 | ||||
11 | 25 | 11 | 27 | 11 | 15 | 11 | 10 | 11 | 13 | ||||
12 | 3 | 12 | 13 | 12 | 24 | 12 | 11 | 12 | 20 | ||||
13 | 8 | 13 | 27 | 13 | 14 | 13 | 28 | 13 | 8 | ||||
14 | 33 | 14 | 10 | 14 | 10 | 14 | 21 | 14 | 20 | ||||
15 | 5 | 15 | 23 | 15 | 31 | 15 | 17 | 15 | 19 | ||||
16 | 4 | 16 | 34 | 16 | 37 | 16 | 9 | 16 | 16 | ||||
17 | 16 | 17 | 39 | 17 | 39 | 17 | 3 | 17 | 16 | ||||
18 | 8 | 18 | 28 | 18 | 38 | 18 | 11 | 18 | 23 | ||||
19 | 25 | 19 | 9 | 19 | 34 | 19 | 24 | 19 | 4 | ||||
20 | 24 | 20 | 33 | 20 | 28 | 20 | 19 | 20 | 22 |
(a) Minimum number of spins = | 1 | 2 | 6 | 3 | 4 | |||||||||
(b) Maximum number of spins = | 33 | 40 | 39 | 37 | 33 | |||||||||
(c) Average number of spins = | 14.3 | 20.7 | 25.75 | 16.7 | 17.25 | |||||||||
(d) Number of yogurts = | 15 | 21 | 26 | 17 | 18 |
Averages for 5 students: | |
(a) Minimum number of spins = | 3.2 |
(b) Maximum number of spins = | 36.4 |
(c) Average number of spins = | 18.94 |
(d) Number of yogurts = | 19.4 |
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