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 smaller than or equal to 4? | |
[1] | Roll 24 6-sided dice.
How many times would you expect to get a number less than 1? | |
[1] |
A bag has 7 balls with number 2 and 7 balls with a number 1. You take out 1 ball.
What is the probability of getting the ball with the number 2? | |
[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 1 or smaller than 3? | |
[1] |
There are 48 balls in a bag. This is is the probability distribution of their color:
How many purple balls were in the bag? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 1 | | red | pink | | Color |
Probability of Type
| | 0.5 | 0.5 | | wagon | sedan | | Type |
What is the probability of a car being a pink sedan? | |
[2] |
There are 40 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.4 | 0.4 | | yellow | pink | purple | | Color |
If you choose a random ball from the bag, what is the probability of it not being yellow? | |
[1] | The chances of feeling like icecream are 70%. The chances of being near an icecream store are 90%. There is a 30% chance that you lost all your money.
What is the probability of having icecream? | |
[1] |
Flip a coin 18 times.
Each time a Head comes up you win $3. It costs $22 to play (paid once). How much money would you expect to make altogether? | |
[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 smaller than or equal to 3? | |
[1] |
Roll 84 6-sided dice.
How many times would you expect to get anything except 2? | |
[1] | There are 32 balls in a bag. This is is the probability distribution of their color:
How many purple balls were in the bag? | |
[1] |
A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in exactly 13s?
| |
[2] | | A bag has 6 balls with number 3 and 6 balls with a number 1. What will be the average of the numbers of the balls taken out of the bag | |
[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 | 0.25 | 0.25 | 0.2 | 0.15 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 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:
| | 0.1 | 0.05 | 0.1 | 0.1 | 0.65 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 1? | |
[1] |
| A bag has 5 balls with number 2 and 7 balls with a number 8. What will be the average of the numbers of the balls taken out of the bag | |
[1] | Roll 60 6-sided dice.
How many times would you expect to get less than 5? | |
[1] |
|