A group of girls did a math test and here are their scores out of 5:
What is the probability of the girls to score less than 0? | |
[2] | Flip 2 coins.
What is the probability of getting a head and a tail? | |
[1] |
| A bag has 7 balls with number 5 and 2 balls with a number 8. What will be the average of the numbers of the balls taken out of the bag | |
[1] | You roll a 3 sided die and a 6 sided die.
What is the probability of getting 4 on both dice? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | red | pink | yellow | | Color |
How many yellow balls were in the bag? | |
[1] | A group of people were timed running 100m. Here are the results:
| Time | people | | 13 | 4 | | 14 | 2 | | 15 | 2 | | 16 | 1 | | 17 | 0 |
What is the probability of the people to run 100m in exactly 13s?
| |
[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:
What is the probability of rolling a number that is bigger than 3 or smaller than 5? | |
[1] | Roll 48 6-sided dice.
How many times would you expect to get more than 4? | |
[1] |
A bag has 4 balls with numbers from 2 to 5. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 6? | |
[1] | There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.5 | 0.1 | | green | pink | yellow | | Color |
How many pink balls were in the bag? | |
[1] |
We asked a group of humans how many Icecreams they eat in a week. Here are the results:
What fraction of the humans eat more than 1 Icecreams in a week? | |
[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:
| | 0.05 | | 0.05 | 0.2 | 0.7 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4? | |
[1] |
A group of humans were timed running 100m. Here are the results:
| Time | humans | | 13 | 0 | | 14 | 2 | | 15 | 4 | | 16 | 2 | | 17 | 1 |
What is the probability of the humans to run 100m in exactly 13s?
| |
[2] | A bag has 4 red balls and 10 blue balls. You take out 1 ball.
What is the probability of getting a red ball? | |
[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:
| | 0.75 | 0.1 | | 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] | Roll 54 6-sided dice.
How many times would you expect to get less than 2? | |
[1] |
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