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 5? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.5 | 0.5 | | yellow | blue | | Color |
Probability of Type
| | 1 | | | wagon | sedan | | Type |
What is the probability of a car being a blue wagon? | |
[2] |
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 exactly 1? | |
[2] | A group of people did a math test and here are their scores out of 5:
What is the probability of the people to score more than 3? | |
[2] |
You roll 2 3-sided dice
You add the two numbers. What is the probability of getting more than or equal to 3? | |
[1] | We asked a group of humans how many Pillows they eat in a week. Here are the results:
What fraction of the humans eat exactly 1 Pillows in a week? | |
[2] |
We asked a group of boys how many Apples they eat in a week. Here are the results:
What fraction of the boys eat exactly 0 Apples in a week? | |
[2] | | You shoot an arrow at a target. There is a 40% chance of scoring a 20 and a 10% chance of scoring a 40 and a 50% 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:
What is the probability of rolling a number that is bigger than 3 and smaller than 2? | |
[1] | Flip a coin 16 times.
Each time a head comes up you win $2 and with each tail you lose $1. How much money would you expect to make altogether? | |
[1] |
| You shoot an arrow at a target. There is a 50% chance of scoring a 20, a 40% chance of scoring a 40, or you might miss completely and score 0. What average score do you expect to get if you do this many times? | |
[1] | | A bag has 4 balls with number 5 and 3 balls with a number 4. 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:
| | 0.55 | 0.1 | 0.15 | | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 4? | |
[1] | A bag has 7 red balls and 5 blue balls. You take out 1 red ball, then another ball.
What is the probability of getting red for the second ball? | |
[1] |
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