The chances of feeling like icecream are 60%. The chances of being near an icecream store are 80%. There is a 30% chance that you lost all your money.
What is the probability of having icecream? | |
[1] | We asked a group of humans how many Hot dogs they eat in a month. Here are the results:
What fraction of the humans eat exactly 2 Hot dogs in a month? | |
[2] |
A group of people were timed running 100m. Here are the results:
What fraction of the people run 100m in less than 17s?
| |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.1 | 0.9 | | yellow | pink | | Color |
Probability of Type
| | 0.2 | 0.8 | | sedan | wagon | | Type |
What is the probability of a car being a yellow 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:
| | 0.25 | | 0.1 | 0.2 | 0.45 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 3? | |
[1] | There are 120 balls in a bag. This is is the probability distribution of their color:
How many purple balls were in the bag? | |
[1] |
Roll 102 6-sided dice.
How many times would you expect to get an even number? | |
[1] | The weather forecast says that the chances of rain are 50%. The chance of remembering your umbrella is 40%. Your chance of being outside today are 50%.
What is the probability of getting wet today? | |
[1] |
There are 10 balls in a bag. This is is the probability distribution of their color:
How many yellow balls were in the bag? | |
[1] | The chances of feeling like icecream are 70%. The chances of being near an icecream store are 90%. There is a 20% chance that you lost all your money.
What is the probability of having icecream? | |
[1] |
A group of dogs did a math test and here are their scores out of 5:
What fraction of the dogs score less than 5? | |
[2] | A group of girls did a math test and here are their scores out of 5:
What fraction of the girls score exactly 0? | |
[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:
| | 0.5 | 0.25 | | 0.15 | 0.1 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than 4? | |
[1] | Flip a coin 18 times.
Each time a head comes up you win $1 and with each tail you lose $3. It costs $36 to play (paid once). How much money would you expect to make altogether? | |
[1] |
You flip a coin and roll a 9 sided die.
What is the probability of getting a 6 and a head? | |
[1] |