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 | 0.1 | 0.25 | | 0.45 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 1 and smaller than 3? | |
[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:
| | 0.4 | 0.25 | 0.05 | 0.1 | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than or equal to 2? | |
[1] |
A group of dogs did a math test and here are their scores out of 5:
What is the probability of the dogs to score less than 5? | |
[2] | We asked a group of kids how many Sandwiches they eat in a month. Here are the results:
What fraction of the kids eat exactly 3 Sandwiches in a month? | |
[2] |
| A bag has 3 balls with number 6 and 9 balls with a number 3. What will be the average of the numbers of the balls taken out of the bag | |
[1] | A bag has 6 red balls and 6 blue balls. You take out a red ball, then a blue ball, then another ball.
What is the probability of getting red for the last ball? | |
[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?
| |
[2] | Roll 2 6-sided dice.
You add the two numbers. What is the probability of getting 2? | |
[1] |
A bag has 10 red balls and 4 blue balls. You take out 1 ball.
What is the probability of getting a blue ball? | |
[1] | You roll 2 3-sided dice
You add the two numbers. What is the probability of getting exactly 3? | |
[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] | 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 or equal to 3? | |
[1] |
A wheel has 8 green sections and 8 purple sections.
What is the probability of getting green? | |
[1] | We asked a group of kids how many Bananas they eat in a month. Here are the results:
What is the probability of the kids to eat exactly 4 Bananas in a month? | |
[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:
| | 0.1 | 0.25 | 0.2 | 0.1 | 0.35 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 3 to 4? | |
[1] |