Roll 2 6-sided dice.
What is the probability of getting 2 numbers that are even? | |
[1] | A wheel has 12 sections, 2 of each color.
What is the probability of getting green? | |
[1] |
A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs 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:
| | 0.05 | 0.15 | 0.05 | 0.2 | 0.55 | | 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:
What is the probability of rolling a number that is smaller than 1? | |
[1] | A wheel has 13 sections, each has a reward in dollars, from $1 through to $13.
What prize do we expect to get if we spin the wheel? | |
[1] |
Roll 36 6-sided dice.
How many times would you expect to get an ugly number? | |
[1] | There are 120 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] |
A wheel has 3 green sections and 4 red sections.
What is the probability of getting green? | |
[1] | A group of humans did a math test and here are their scores out of 5:
What fraction of the humans score more than 4? | |
[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:
| | 0.25 | 0.15 | | 0.1 | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 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:
What is the probability of rolling a number that is bigger than 4 and smaller than 5? | |
[1] |
We asked a group of dogs how many Strawberries they eat in a week. Here are the results:
What fraction of the dogs eat less than 1 Strawberries 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:
| | 0.15 | 0.2 | 0.15 | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 4 or 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:
| | 0.5 | 0.2 | 0.2 | 0.05 | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4 and smaller than 3? | |
[1] | | You shoot an arrow at a target. You will either score 20 (40% chance), 40 (30% chance), or 50. What average score do you expect to get if you do this many times? | |
[1] |
Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are even? | |
[1] |