A wheel has 4 red sections and 6 yellow sections.
What is the probability of getting yellow? | |
[1] | A group of kids were timed running 100m. Here are the results:
What is the probability of the kids to run 100m in exactly 14s?
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[2] |
We asked a group of humans how many Bowls of Ramen they eat in a month. Here are the results:
| Bowls of Ramen | humans | | 0 | 5 | | 1 | 4 | | 2 | 5 | | 3 | 4 |
What fraction of the humans eat exactly 3 Bowls of Ramen in a month? | |
[2] | Flip a coin 2 times.
Each time a head comes up you win $1 and with each tail you lose $2. It costs $1 to play (paid once). How much money would you expect to make altogether? | |
[1] |
The weather forecast says that the chances of rain are 20%. Your chance of being outside today is 40%. The chance of remembering your umbrella is 70%.
What is the probability of getting wet today? | |
[1] | Roll 12 6-sided dice.
How many times would you expect to get more than or equal to 2? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.6 | 0.4 | | yellow | orange | | Color |
Probability of Type
| | 0.7 | 0.3 | | sedan | wagon | | Type |
What is the probability of a car being a yellow wagon? | |
[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:
| | 0.1 | | 0.15 | 0.25 | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 4? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.6 | 0.4 | | pink | yellow | | Color |
Probability of Type
| | 0.4 | 0.6 | | sedan | wagon | | Type |
What is the probability of a car being a yellow sedan? | |
[2] | A bag has 6 red balls and 6 blue balls. You take out a blue ball, then a red ball, then another ball.
What is the probability of getting blue for the last ball? | |
[1] |
There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.1 | 0.7 | | red | purple | orange | | Color |
How many purple balls were in 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 | 0.2 | 0.25 | 0.05 | 0.35 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 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:
| | 0.2 | | 0.1 | 0.15 | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 4? | |
[1] | Roll 36 6-sided dice.
How many times would you expect to get more than or equal to 4? | |
[1] |
Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are less than 3? | |
[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 2? | |
[1] |
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