You roll a 3 sided die and a 10 sided die. What is the probability of getting 4 on both dice? | |
[1] | A group of girls did a math test and here are their scores out of 5:
What fraction of the girls score exactly 1? | |
[2] |
A Crazy Die has 5 sides, but each side has a different probability of being rolled. This is is the probability distribution of the sides being rolled:
| | 0.05 | 0.2 | 0.15 | 0.15 | 0.45 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 2 or smaller than 4? | |
[1] | A group of kids were timed running 100m. Here are the results:
What is the probability of the kids to run 100m in more than 16s?
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[2] |
We asked a group of girls how many Strawberries they eat in a month. Here are the results:
girls
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| Strawberries | 0 | 5 | | 1 | 6 | | 2 | 3 | | 3 | 5 |
What fraction of the girls eat exactly 4 Strawberries in a month? | |
[2] | A bag has 6 red balls and 6 blue balls. You take out a red ball, then a blue ball, then another ball. What is the probability of getting blue for the last ball? | |
[1] |
An obstacle course has 2 Fences and 1 Ditches. You have a 90% chance of clearing a Fence and a 90% chance of clearing a Ditch. What is the probability of having a perfect run (clearing everything)? | |
[1] | A group of kids did a math test and here are their scores out of 5:
What is the probability of the kids to score less than 5? | |
[2] |
A bag has 5 balls with numbers from 2 to 6. You take out 1 ball. What is the probability of NOT getting the ball with the number 1? | |
[1] | A Crazy Die has 5 sides, but each side has a different probability of being rolled. This is is the probability distribution of the sides being rolled:
| | 0.65 | 0.05 | 0.05 | 0.1 | 0.15 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 3 or 5? | |
[1] |
A group of dogs did a math test and here are their scores out of 5:
What is the probability of the dogs to score more than 3? | |
[2] | A group of girls were timed running 100m. Here are the results:
What is the probability of the girls to run 100m in exactly 14s?
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[2] |
A wheel has 9 sections, each has a reward in dollars, from $1 through to $9. What prize do we expect to get if we spin the wheel? | |
[1] | A Crazy Die has 5 sides, but each side has a different probability of being rolled. This is is the probability distribution of the sides being rolled:
| | 0.15 | 0.15 | 0.25 | 0.25 | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 1? | |
[1] |
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