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:
| | 0.1 | 0.1 | 0.25 | | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 4? | |
[1] | A bag has 7 red balls and 9 blue balls. You take out 1 red ball, then another ball. What is the probability of getting blue for the second ball? | |
[1] |
Roll 1 6-sided die. What is the probability of getting a number bigger than or equal to 4? | |
[1] | A group of girls were timed running 100m. Here are the results:
What is the probability of the girls to run 100m in less than 14s?
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[2] |
A group of people did a math test and here are their scores out of 5:
What fraction of the people score less than 5? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.8 | 0.2 | | green | pink | | Color |
Probability of Type
| | 0.9 | 0.1 | | wagon | sedan | | Type |
What is the probability of a car being a pink sedan? | |
[2] |
We asked a group of humans how many Oranges they eat in a week. Here are the results:
What is the probability of the humans to eat less than 2 Oranges in a week? | |
[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:
| | 0.45 | 0.1 | 0.25 | 0.2 | | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 5 and smaller than 4? | |
[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 | 0.1 | 0.2 | 0.05 | | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4? | |
[1] | A group of humans did a math test and here are their scores out of 5:
What fraction of the humans score exactly 3? | |
[2] |
You roll 2 3-sided dice You add the two numbers. What is the probability of getting less than or equal to 5? | |
[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:
| | 0.2 | 0.15 | 0.1 | 0.2 | 0.35 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 3? | |
[1] |
A group of kids did a math test and here are their scores out of 5:
What fraction of the kids score more than 0? | |
[2] | Roll 24 6-sided dice. How many times would you expect to get more than or equal to 1? | |
[1] |
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