We asked a group of humans how many Bananas they eat in a week. Here are the results:
What is the probability of the humans to eat exactly 4 Bananas in a week? | |
[2] | | A bag has 3 balls with number 2 and 7 balls with a number 6. What will be the average of the numbers of the balls taken out of the bag | |
[1] |
An obstacle course has 1 Fences and 1 Ditches. You have a 100% chance of clearing a Fence and a 100% chance of clearing a Ditch.
What is the probability of having a perfect run (clearing everything)? | |
[1] | Flip 7 coins.
What is the probability of getting 7 tails? | |
[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 | 0.2 | 0.15 | 0.6 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 1 or 5? | |
[1] | A bag has 8 balls with numbers from 4 to 11. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 6? | |
[1] |
The chances of feeling like icecream are 80%. The chances of being near an icecream store are 90%. There is a 20% chance that you lost all your money.
What is the probability of having icecream? | |
[1] | There are 10 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] |
Roll 138 6-sided dice.
How many times would you expect to get anything except 5? | |
[1] | There are 60 balls in a bag. This is is the probability distribution of their color:
How many yellow 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:
| | 0.25 | | 0.25 | 0.1 | 0.4 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 1 to 2? | |
[1] | | You shoot an arrow at a target. There is a 30% chance of scoring a 20 and a 30% chance of scoring a 40 and a 40% chance of scoring a 50. What average score do you expect to get if you do this many times? | |
[1] |
A group of kids were timed running 100m. Here are the results:
What fraction of the kids run 100m in more than 16s?
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[2] | | 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] |
A bag has 10 red balls and 3 blue balls. You take out a blue ball, then a red ball, then another ball.
What is the probability of getting blue for the last ball? | |
[1] | You flip a coin and roll a 6 sided die.
What is the probability of getting a 3 or a 5 and a head? | |
[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 | 0.15 | 0.15 | 0.15 | | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 2? | |
[1] | There are 80 balls in a bag. This is is the probability distribution of their color:
| | 0.1 | 0.2 | 0.7 | | yellow | blue | orange | | Color |
If you choose a random ball from the bag, what is the probability of it not being yellow? | |
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