| You shoot an arrow at a target. You will either score 10 (50% chance), 30 (10% chance), or 60. What average score do you expect to get if you do this many times? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.3 | 0.7 | | green | blue | | Color |
Probability of Type
| | 0.1 | 0.9 | | wagon | sedan | | Type |
What is the probability of a car being a blue wagon? | |
[2] |
Flip 2 coins.
What is the probability of getting 2 tails? | |
[1] | | You shoot an arrow at a target. You will either score 10 (30% chance), 30 (10% chance), or 60. What average score do you expect to get if you do this many times? | |
[1] |
| You shoot an arrow at a target. You will either score 20 (50% chance), 30 (40% chance), or 50. What average score do you expect to get if you do this many times? | |
[1] | A bag has 6 balls with numbers from 1 to 6. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 2? | |
[1] |
A wheel has 10 sections, each with a different reward.
What is the probability of getting a Mike & Ike? | |
[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:
| | 0.2 | 0.15 | 0.05 | | 0.6 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 4 or 5? | |
[1] |
We asked a group of kids how many Icecreams they eat in a week. Here are the results:
What fraction of the kids eat exactly 4 Icecreams in a week? | |
[2] | | You shoot an arrow at a target. You will either score 20 (40% chance), 30 (10% chance), or 60. What average score do you expect to get if you do this many times? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
How many red balls were in 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:
| | 0.2 | | 0.25 | 0.15 | 0.4 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 3? | |
[1] |
We asked a group of kids how many Strawberries they eat in a week. Here are the results:
What is the probability of the kids to eat exactly 2 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:
What is the probability of rolling a number that is bigger than 1 and smaller than 4? | |
[1] |
We asked a group of humans how many Apples they eat in a week. Here are the results:
What fraction of the humans eat less than 4 Apples in a week? | |
[2] | Roll 120 6-sided dice.
How many times would you expect to get an odd number? | |
[1] |
|