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 | 0.25 | 0.1 | 0.05 | 0.1 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than or equal to 2? | |
[1] | We asked a group of humans how many Strawberries they eat in a month. Here are the results:
| Strawberries | humans | | 0 | 1 | | 1 | 6 | | 2 | 5 | | 3 | 4 |
What is the probability of the humans to eat less than 4 Strawberries in a month? | |
[2] |
You roll 2 3-sided dice
You add the two numbers. What is the probability of getting more than 3? | |
[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 3? | |
[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 | 0.05 | 0.15 | 0.25 | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 2? | |
[1] | The weather forecast says that the chances of rain are 50%. The chance of remembering your umbrella is 40%. Your chance of being outside today are 90%.
What is the probability of getting wet today? | |
[1] |
There are 60 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.3 | 0.5 | | blue | orange | red | | Color |
If you choose a random ball from the bag, what is the probability of it being red? | |
[1] | Flip 2 coins.
What is the probability of getting 2 heads? | |
[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:
| | 0.05 | 0.2 | 0.05 | 0.15 | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 2? | |
[1] | A group of humans were timed running 100m. Here are the results:
What fraction of the humans run 100m in more than 13s?
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[2] |
Roll 48 6-sided dice.
How many times would you expect to get an odd number? | |
[1] | You roll 2 3-sided dice
You add the two numbers. What is the probability of getting exactly 4? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
How many blue balls were in the bag? | |
[1] | Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are 1 or 4? | |
[1] |
A group of humans did a math test and here are their scores out of 5:
What is the probability of the humans to score more than 3? | |
[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:
What is the probability of rolling a number that is bigger than or equal to 3? | |
[1] |
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