There are 70 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.3 | 0.3 | | green | yellow | purple | | Color |
How many purple balls were in the bag? | |
[1] | A bag has 2 balls with number 8 and 8 balls with a number 5. You take out 1 ball. What is the probability of getting the ball with the number 8? | |
[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:
| | 0.6 | 0.15 | 0.2 | 0.05 | | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 3 to 5? | |
[1] | We asked a group of humans how many Burgers they eat in a day. Here are the results:
What is the probability of the humans to eat less than 0 Burgers in a day? | |
[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 2? | |
[1] | The weather forecast says that the chances of rain are 40%. The chance of remembering your umbrella is 40%. Your chance of being outside today are 60%. What is the probability of getting wet today? | |
[1] |
A group of girls were timed running 100m. Here are the results:
What is the probability of the girls to run 100m in more than 15s?
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[2] | | You shoot an arrow at a target. You will either score 20 (50% chance), 40 (30% chance), or 60. What average score do you expect to get if you do this many times? | |
[1] |
A group of humans did a math test and here are their scores out of 5:
What fraction of the humans score less than 1? | |
[2] | A wheel has 10 sections, each with a different reward. What is the probability of getting a Gummy Bear? | |
[1] |
Roll 96 6-sided dice. How many times would you expect to get anything except 1? | |
[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 2? | |
[1] |
Flip 7 coins. What is the probability of getting 7 tails? | |
[1] | We asked a group of boys how many Peaches they eat in a week. Here are the results:
What fraction of the boys eat more than 0 Peaches 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 smaller than 2? | |
[1] | A bag has 4 balls with numbers from 2 to 5. You take out 1 ball. What is the probability of getting a ball with an even number? | |
[1] |
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