A bag has 7 red balls, 7 blue balls and 4 yellow balls. You take out a red ball, then a blue ball, then another ball.
What is the probability of getting yellow for the last ball? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.5 | 0.5 | | purple | pink | | Color |
Probability of Type
| | 0.1 | 0.9 | | sedan | wagon | | Type |
What is the probability of a car being a purple sedan? | |
[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 smaller than 4? | |
[1] | There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.3 | 0.4 | | yellow | purple | green | | Color |
If you choose a random ball from the bag, what is the probability of it not being yellow or green? | |
[1] |
Roll 60 6-sided dice.
How many times would you expect to get a number more than 7? | |
[1] | We asked a group of girls how many Burgers they eat in a month. Here are the results:
What fraction of the girls eat exactly 3 Burgers 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:
What is the probability of rolling a number that is bigger than 3? | |
[1] | Roll 24 6-sided dice.
How many times would you expect to get less than 3? | |
[1] |
There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | pink | green | blue | | Color |
If you choose a random ball from the bag, what is the probability of it being pink? | |
[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 or equal to 4? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.3 | 0.7 | | blue | orange | | Color |
Probability of Type
| | 1 | | wagon | sedan | | Type |
What is the probability of a car being a orange wagon? | |
[2] | A bag has 7 balls with numbers from 5 to 11. You take out 1 ball.
What is the probability of NOT getting the ball with the number 6? | |
[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 | | 0.2 | 0.05 | 0.6 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than or equal to 4? | |
[1] | We asked a group of dogs how many Apples they eat in a month. Here are the results:
What is the probability of the dogs to eat less than 4 Apples in a month? | |
[2] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.8 | 0.2 | | orange | green | | Color |
Probability of Type
| | 0.6 | 0.4 | | sedan | wagon | | Type |
What is the probability of a car being a orange wagon? | |
[2] |