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 1? | |
[1] | There are 30 balls in a bag. This is is the probability distribution of their color:
| | 0.5 | 0.4 | 0.1 | | purple | red | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it being yellow? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.6 | 0.4 | | red | green | | Color |
Probability of Type
| | 0.8 | 0.2 | | wagon | sedan | | Type |
What is the probability of a car being a red wagon? | |
[2] | | You shoot an arrow at a target. There is a 40% chance of scoring a 10, a 30% 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] |
We asked a group of people how many Peaches they eat in a week. Here are the results:
What fraction of the people eat less than 4 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 bigger than 4 and smaller than 2? | |
[1] |
There are 50 balls in a bag. This is is the probability distribution of their color:
| | 0.9 | | 0.1 | | pink | orange | purple | | Color |
If you choose a random ball from the bag, what is the probability of it not being orange? | |
[1] | There are 5 balls in a bag. This is is the probability distribution of their color:
How many yellow balls were in the bag? | |
[1] |
Roll 1 6-sided die.
What is the probability of getting a 4? | |
[1] | There are 28 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] |
There are 60 balls in a bag. This is is the probability distribution of their color:
How many blue balls were in the bag? | |
[1] | A bag has 4 balls with numbers from 5 to 8. You take out 1 ball.
What is the probability of NOT getting the ball with the number 5? | |
[1] |
A group of people did a math test and here are their scores out of 5:
What fraction of the people score exactly 5? | |
[2] | We asked a group of girls how many Pillows they eat in a day. Here are the results:
What fraction of the girls eat exactly 1 Pillows in a day? | |
[2] |
A group of girls were timed running 100m. Here are the results:
What fraction of the girls run 100m in less than 15s?
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[2] |