Roll 12 6-sided dice.
How many times would you expect to get less than 2? | |
[1] | A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in exactly 14s?
| |
[2] |
A group of people were timed running 100m. Here are the results:
| Time | people | | 13 | 4 | | 14 | 4 | | 15 | 3 | | 16 | 0 | | 17 | 4 |
What fraction of the people run 100m in exactly 14s?
| |
[2] | We asked a group of kids how many Pizzas they eat in a week. Here are the results:
What is the probability of the kids to eat less than 4 Pizzas in a week? | |
[2] |
A group of kids were timed running 100m. Here are the results:
What is the probability of the kids to run 100m in more than 16s?
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[2] | Roll 102 6-sided dice.
How many times would you expect to get a number less than 2? | |
[1] |
A bag has 7 red balls and 9 blue balls. You take out a blue ball, then a red ball, then another ball.
What is the probability of getting red for the last ball? | |
[1] | There are 100 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.3 | 0.3 | | pink | green | purple | | Color |
How many green 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:
What is the probability of rolling a number that is bigger than 4? | |
[1] | There are 28 balls in a bag. This is is the probability distribution of their color:
| | 0.75 | 0.25 | | yellow | purple | | 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:
| | 0.6 | 0.15 | | 0.05 | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4? | |
[1] | A group of girls were timed running 100m. Here are the results:
What fraction of the girls run 100m in less than 16s?
| |
[2] |
You flip a coin and roll a 6 sided die.
What is the probability of getting a number equal to 4 and a tail? | |
[1] | Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are less than 3? | |
[1] |
Roll 126 6-sided dice.
How many times would you expect to get an odd number? | |
[1] |