Roll 96 6-sided dice. How many times would you expect to get less than or equal to 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:
| | 0.25 | 0.1 | 0.15 | 0.15 | 0.35 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than or equal to 2? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
| | 0.1 | 0.5 | 0.4 | | orange | pink | purple | | Color |
If you choose a random ball from the bag, what is the probability of it not being pink? | |
[1] | | You shoot an arrow at a target. There is a 70% chance of scoring a 20 and a 30% chance of scoring a 60. What average score do you expect to get if you do this many times? | |
[1] |
| You shoot an arrow at a target. There is a 40% chance of scoring a 20 and a 20% chance of scoring a 30 and a 40% chance of scoring a 60. What average score do you expect to get if you do this many times? | |
[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 | 0.2 | 0.15 | 0.2 | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than 2? | |
[1] |
You roll 2 3-sided dice You add the two numbers. What is the probability of getting more than 4? | |
[1] | Roll 6 6-sided dice. How many times would you expect to get less than or equal to 4? | |
[1] |
There are 80 balls in a bag. This is is the probability distribution of their color:
| | 0.7 | 0.3 | | | purple | orange | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it being purple? | |
[1] | There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.5 | 0.1 | | red | pink | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it being yellow or pink? | |
[1] |
Roll 84 6-sided dice. How many times would you expect to get a number more than 4? | |
[1] | There are 90 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] |
Roll 108 6-sided dice. How many times would you expect to get more than 6? | |
[1] | | A bag has 4 balls with number 2 and 6 balls with a number 1. What will be the average of the numbers of the balls taken out of 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:
| | 0.25 | 0.1 | | 0.15 | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 5 and smaller than 4? | |
[1] | 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 more than 2? | |
[2] |
A group of kids did a math test and here are their scores out of 5:
What is the probability of the kids to score exactly 3? | |
[2] | There are 20 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | purple | green | orange | | Color |
If you choose a random ball from the bag, what is the probability of it not being green? | |
[1] |
|