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 or equal to 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:
| | 0.7 | | 0.15 | 0.1 | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 5 and smaller than 3? | |
[1] |
A bag has 2 balls with numbers from 1 to 2. You take out 1 ball.
What is the probability of getting a ball with an even number? | |
[1] | You flip a coin and roll a 6 sided die.
What is the probability of getting a number more than 3 and a tail? | |
[1] |
There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.5 | 0.1 | | orange | yellow | purple | | Color |
How many purple balls were in the bag? | |
[1] | A group of humans did a math test and here are their scores out of 5:
What fraction of the humans score exactly 0? | |
[2] |
The chances of feeling like icecream are 70%. The chances of being near an icecream store are 40%. There is a 30% chance that you lost all your money.
What is the probability of having icecream? | |
[1] | A group of boys did a math test and here are their scores out of 5:
What fraction of the boys score more than 0? | |
[2] |
We asked a group of girls how many Bananas they eat in a week. Here are the results:
What fraction of the girls eat exactly 1 Bananas in a week? | |
[2] | An obstacle course has 2 Fences and 1 Ditches. You have a 80% chance of clearing a Fence and a 100% chance of clearing a Ditch.
What is the probability of having a perfect run (clearing everything)? | |
[1] |
A group of boys were timed running 100m. Here are the results:
What is the probability of the boys to run 100m in less than 16s?
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[2] | Flip a coin 6 times.
Each time a head comes up you win $3 and with each tail you lose $2. It costs $4 to play (paid once). How much money would you expect to make altogether? | |
[1] |
There are 8 balls in a bag. This is is the probability distribution of their color:
How many green balls were in the bag? | |
[1] | A group of people were timed running 100m. Here are the results:
What is the probability of the people to run 100m in exactly 14s?
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[2] |
You flip a coin and roll a 5 sided die.
What is the probability of getting a 3 and a tail? | |
[1] |