| You shoot an arrow at a target. There is a 40% chance of scoring a 20 and a 30% chance of scoring a 30 and a 30% chance of scoring a 50. What average score do you expect to get if you do this many times? | |
[1] | Roll 42 6-sided dice.
How many times would you expect to get more than or equal to 1? | |
[1] |
You roll a 3 sided die and a 5 sided die.
What is the probability of getting 2 on both dice? | |
[1] | We asked a group of dogs how many Bananas they eat in a month. Here are the results:
What is the probability of the dogs to eat exactly 2 Bananas in a month? | |
[2] |
Roll 144 6-sided dice.
How many times would you expect to get an ugly number? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.3 | 0.7 | | orange | yellow | | Color |
Probability of Type
| | 0.3 | 0.7 | | sedan | wagon | | Type |
What is the probability of a car being a orange sedan? | |
[2] |
You flip a coin and roll a 6 sided die.
What is the probability of getting a 6 or a 2 and a head or a tail? | |
[1] | A group of kids did a math test and here are their scores out of 5:
What fraction of the kids score more than 4? | |
[2] |
The weather forecast says that the chances of rain are 70%. 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] | A group of people did a math test and here are their scores out of 5:
What is the probability of the people to score less than 3? | |
[2] |
There are 80 balls in a bag. This is is the probability distribution of their color:
| | 0.1 | | 0.9 | | blue | yellow | orange | | Color |
How many yellow balls were in the bag? | |
[1] | You flip a coin and roll a 6 sided die.
What is the probability of getting a number more than 6 and a tail? | |
[1] |
There are 70 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.1 | 0.6 | | orange | red | pink | | Color |
If you choose a random ball from the bag, what is the probability of it not being orange? | |
[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:
| | 0.45 | 0.15 | 0.2 | 0.2 | | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 1? | |
[1] |
Flip 3 coins.
What is the probability of getting 3 heads? | |
[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 3? | |
[1] |
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