Cars go by on a road, each is a different color and type.
Probability of Color
| | 1 | | | red | green | | Color |
Probability of Type
| | 0.2 | 0.8 | | sedan | wagon | | Type |
What is the probability of a car being a red wagon? | |
[2] | There are 30 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.3 | 0.4 | | orange | yellow | red | | Color |
If you choose a random ball from the bag, what is the probability of it not being red? | |
[1] |
We asked a group of girls how many Icecreams they eat in a week. Here are the results:
What is the probability of the girls to eat more than 1 Icecreams in a week? | |
[2] | Flip 2 coins.
What is the probability of getting a head and a tail? | |
[1] |
A bag has 3 red balls, 5 green balls and 9 blue balls. You take out 1 ball.
What is the probability of NOT getting a green ball? | |
[1] | A group of boys did a math test and here are their scores out of 5:
What is the probability of the boys to score less than 4? | |
[2] |
Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are 1 or 4? | |
[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 | | 0.25 | 0.25 | 0.4 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 4 or 5? | |
[1] |
There are 100 balls in a bag. This is is the probability distribution of their color:
| | 0.5 | 0.3 | 0.2 | | green | yellow | red | | Color |
If you choose a random ball from the bag, what is the probability of it being yellow? | |
[1] | Roll 126 6-sided dice.
How many times would you expect to get more than 6? | |
[1] |
There are 40 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | pink | orange | blue | | Color |
How many orange balls were in the bag? | |
[1] | Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are less than 5? | |
[1] |
A group of girls did a math test and here are their scores out of 5:
What is the probability of the girls to score exactly 3? | |
[2] | Flip 7 coins.
What is the probability of getting 7 tails? | |
[1] |
A group of girls did a math test and here are their scores out of 5:
What is the probability of the girls to score more than 0? | |
[2] |