A group of dogs were timed running 100m. Here are the results:
What fraction of the dogs run 100m in exactly 14s?
| |
[2] | A group of girls did a math test and here are their scores out of 5:
What fraction of the girls score more than 4? | |
[2] |
We asked a group of girls how many Icecreams they eat in a month. Here are the results:
What is the probability of the girls to eat exactly 2 Icecreams in a month? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.7 | 0.3 | | green | red | | Color |
Probability of Type
| | 1 | | sedan | wagon | | Type |
What is the probability of a car being a green sedan? | |
[2] |
A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in exactly 16s?
| |
[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 | 0.1 | 0.2 | 0.15 | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 4? | |
[1] |
A bag has 10 red balls, 9 blue balls and 6 yellow balls. You take out a blue ball, then a blue ball, then another ball.
What is the probability of getting red for the last ball? | |
[1] | Roll 6 6-sided dice.
How many times would you expect to get less than or equal to 2? | |
[1] |
A group of humans were timed running 100m. Here are the results:
| Time | humans | | 13 | 3 | | 14 | 6 | | 15 | 0 | | 16 | 0 | | 17 | 3 |
What is the probability of the humans to run 100m in less than 13s?
| |
[2] | Flip a coin 10 times.
Each time a head comes up you win $3 and with each tail you lose $2. How much money would you expect to make altogether? | |
[1] |
Roll 132 6-sided dice.
How many times would you expect to get a number more than 4? | |
[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 2 and smaller than 5? | |
[1] |
A group of boys did a math test and here are their scores out of 5:
What fraction of the boys score less than 2? | |
[2] |