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:
| | 0.2 | 0.2 | 0.15 | 0.45 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 1 to 3? | |
[1] | We asked a group of boys how many Icecreams they eat in a month. Here are the results:
What fraction of the boys eat less than 4 Icecreams in a month? | |
[2] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.3 | 0.7 | | yellow | pink | | Color |
Probability of Type
| | 0.2 | 0.8 | | sedan | wagon | | Type |
What is the probability of a car being a yellow wagon? | |
[2] | A bag has 4 balls with numbers from 1 to 4. You take out 1 ball.
What is the probability of NOT getting the ball with the number 0? | |
[1] |
You roll 2 3-sided dice
You add the two numbers. What is the probability of getting more than 5? | |
[1] | Roll 66 6-sided dice.
How many times would you expect to get anything except 3? | |
[1] |
A group of boys did a math test and here are their scores out of 5:
What is the probability of the boys to score more than 0? | |
[2] | Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are even? | |
[1] |
A bag has 11 balls with numbers from 2 to 12. You take out 1 ball.
What is the probability of NOT getting the ball with the number 5? | |
[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 3 or smaller than 4? | |
[1] |
A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in more than 16s?
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[2] | There are 30 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.5 | 0.2 | | red | blue | pink | | Color |
If you choose a random ball from the bag, what is the probability of it not being red? | |
[1] |
We asked a group of people how many Strawberries they eat in a week. Here are the results:
| Strawberries | people | | 0 | 5 | | 1 | 5 | | 2 | 1 | | 3 | 0 |
What fraction of the people eat exactly 2 Strawberries in a week? | |
[2] | A group of boys did a math test and here are their scores out of 5:
What fraction of the boys score less than 3? | |
[2] |
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