There are 35 balls in a bag. This is is the probability distribution of their color:
How many orange balls were in the bag? | |
[1] | A bag has 8 red balls and 2 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] |
A wheel has 2 green sections and 7 purple sections.
What is the probability of getting green? | |
[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 1? | |
[1] |
The weather forecast says that the chances of rain are 20%. The chance of remembering your umbrella is 60%. Your chance of being outside today are 60%.
What is the probability of getting wet today? | |
[1] | There are 40 balls in a bag. This is is the probability distribution of their color:
How many blue 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:
| | 0.65 | 0.05 | 0.25 | | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 4 to 5? | |
[1] | A bag has 5 red balls and 4 blue balls. You take out a red ball, then a blue ball, then another ball.
What is the probability of getting blue for the last ball? | |
[1] |
We asked a group of people how many Strawberries they eat in a month. Here are the results:
| Strawberries | people | | 0 | 5 | | 1 | 0 | | 2 | 0 | | 3 | 4 |
What fraction of the people eat less than 1 Strawberries in a month? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.9 | 0.1 | | purple | pink | | Color |
Probability of Type
| | 0.5 | 0.5 | | sedan | wagon | | Type |
What is the probability of a car being a purple wagon? | |
[2] |
There are 40 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | orange | yellow | pink | | Color |
How many pink balls were in the bag? | |
[1] | We asked a group of boys how many Burgers they eat in a week. Here are the results:
What is the probability of the boys to eat less than 0 Burgers in a week? | |
[2] |
| You shoot an arrow at a target. There is a 40% chance of scoring a 20, a 40% 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] | There are 16 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] |
The chances of feeling like icecream are 90%. 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] | A group of dogs did a math test and here are their scores out of 5:
What fraction of the dogs score more than 2? | |
[2] |
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