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:
| | 0.35 | 0.15 | 0.1 | 0.2 | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 1 to 4? | |
[1] | You roll 2 3-sided dice
You add the two numbers. What is the probability of getting less than or equal to 5? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.7 | 0.3 | | purple | yellow | | Color |
Probability of Type
| | 0.2 | 0.8 | | sedan | wagon | | Type |
What is the probability of a car being a purple wagon? | |
[2] | We asked a group of humans how many Pillows they eat in a month. Here are the results:
What is the probability of the humans to eat less than 4 Pillows in a month? | |
[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:
| | 0.15 | 0.2 | 0.15 | 0.05 | 0.45 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 4 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:
What is the probability of rolling a number that is bigger than 2 and smaller than 5? | |
[1] |
Roll 90 6-sided dice.
How many times would you expect to get anything except 5? | |
[1] | A group of people did a math test and here are their scores out of 5:
What is the probability of the people to score exactly 2? | |
[2] |
A bag has 9 balls with numbers from 1 to 9. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 9? | |
[1] | There are 80 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.5 | 0.1 | | yellow | green | pink | | Color |
If you choose a random ball from the bag, what is the probability of it not being pink or yellow? | |
[1] |
Roll 18 6-sided dice.
How many times would you expect to get more than 1? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.6 | 0.4 | | pink | purple | | Color |
Probability of Type
| | 0.9 | 0.1 | | sedan | wagon | | Type |
What is the probability of a car being a purple wagon? | |
[2] |
We asked a group of kids how many Burgers they eat in a week. Here are the results:
What fraction of the kids eat less than 1 Burgers in a week? | |
[2] | There are 60 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.3 | 0.5 | | red | green | pink | | Color |
How many green balls were in the bag? | |
[1] |
There are 90 balls in a bag. This is is the probability distribution of their color:
| | 0.5 | 0.3 | 0.2 | | green | blue | yellow | | Color |
How many yellow balls were in the bag? | |
[1] |