Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.9 | 0.1 | | yellow | orange | | Color |
Probability of Type
| | 0.6 | 0.4 | | wagon | sedan | | Type |
What is the probability of a car being a orange sedan? | |
[2] | 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 less than 1? | |
[2] |
There are 40 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] | You flip a coin and roll a 6 sided die.
What is the probability of getting a 5 or a 5 and a tail? | |
[1] |
A group of humans did a math test and here are their scores out of 5:
What fraction of the humans score more than 1? | |
[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 from 3 to 4? | |
[1] |
The chances of feeling like icecream are 90%. The chances of being near an icecream store are 80%. There is a 10% chance that you lost all your money.
What is the probability of having icecream? | |
[1] | Flip a coin 16 times.
Each time a Head comes up you win $3. It costs $28 to play (paid once). How much money would you expect to make altogether? | |
[1] |
There are 70 balls in a bag. This is is the probability distribution of their color:
| | 0.1 | 0.9 | | pink | green | orange | | Color |
If you choose a random ball from the bag, what is the probability of it being orange or pink? | |
[1] | A bag has 5 balls with numbers from 5 to 9. You take out 1 ball.
What is the probability of getting the ball with the number 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:
| | 0.1 | | 0.2 | 0.15 | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 2? | |
[1] | We asked a group of boys how many Popsicles they eat in a week. Here are the results:
What is the probability of the boys to eat less than 2 Popsicles in a week? | |
[2] |
A wheel has 10 sections, each has a reward in dollars, from $1 through to $10.
What prize do we expect to get if we spin the wheel? | |
[1] | The weather forecast says that the chances of rain are 70%. Your chance of being outside today is 40%. The chance of remembering your umbrella is 70%.
What is the probability of getting wet today? | |
[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 | 0.2 | 0.05 | | 0.5 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than 4? | |
[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] |
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