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:
What is the probability of rolling 2 or 3? | |
[1] | A bag has 7 red balls, 7 green balls and 9 blue balls. You take out 1 ball.
What is the probability of getting a green ball or a red ball? | |
[1] |
We asked a group of humans how many Strawberries they eat in a day. Here are the results:
humans
| |
| Strawberries | 0 | 6 | | 1 | 2 | | 2 | 4 | | 3 | 2 |
What is the probability of the humans to eat exactly 0 Strawberries in a day? | |
[2] | There are 20 balls in a bag. This is is the probability distribution of their color:
How many pink balls were in the bag? | |
[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 exactly 1? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.9 | 0.1 | | red | purple | | Color |
Probability of Type
| | 0.7 | 0.3 | | sedan | wagon | | Type |
What is the probability of a car being a purple wagon? | |
[2] |
You roll a 7 sided die and a 4 sided die.
What is the probability of getting 1 on both dice? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.2 | 0.8 | | yellow | orange | | Color |
Probability of Type
| | 0.2 | 0.8 | | wagon | sedan | | Type |
What is the probability of a car being a orange sedan? | |
[2] |
A group of humans did a math test and here are their scores out of 5:
What fraction of the humans score more than 0? | |
[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:
| | 0.2 | 0.25 | 0.05 | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 4 or 5? | |
[1] |
A group of people did a math test and here are their scores out of 5:
What fraction of the people score more than 1? | |
[2] | There are 90 balls in a bag. This is is the probability distribution of their color:
If you choose a random ball from the bag, what is the probability of it being yellow or purple? | |
[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:
| | 0.5 | 0.05 | | 0.25 | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 3? | |
[1] | The weather forecast says that the chances of rain are 40%. Your chance of being outside today is 80%. The chance of remembering your umbrella is 70%.
What is the probability of getting wet today? | |
[1] |
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