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 more than 4? | |
[2] | Flip a coin 8 times.
Each time a Head comes up you win $4. How much money would you expect to make altogether? | |
[1] |
Roll 144 6-sided dice.
How many times would you expect to get an even number? | |
[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 exactly 3? | |
[2] |
A bag has 7 balls with numbers from 3 to 9. You take out 1 ball.
What is the probability of NOT getting the ball with the number 4? | |
[1] | Roll 108 6-sided dice.
How many times would you expect to get less than 4? | |
[1] |
A bag has 3 balls with numbers from 4 to 6. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 4? | |
[1] | A bag has 8 balls with number 4 and 6 balls with a number 2. You take out 1 ball.
What is the probability of getting the ball with the number 2? | |
[1] |
Roll 72 6-sided dice.
How many times would you expect to get more than or equal to 6? | |
[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 2 or smaller than 4? | |
[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:
| | 0.05 | 0.25 | 0.1 | | 0.6 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 5 and smaller than 2? | |
[1] | | You shoot an arrow at a target. There is a 50% chance of scoring a 10 and a 50% chance of scoring a 40. 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 10 (40% chance), 30 (40% chance), or 50. What average score do you expect to get if you do this many times? | |
[1] | A wheel has 3 pink sections and 3 yellow sections.
What is the probability of getting yellow? | |
[1] |
There are 80 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] | | You shoot an arrow at a target. There is a 60% chance of scoring a 20, a 10% chance of scoring a 50, or you might miss completely and score 0. What average score do you expect to get if you do this many times? | |
[1] |
Roll 114 6-sided dice.
How many times would you expect to get more than or equal to 3? | |
[1] | There are 30 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] |
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