The weather forecast says that the chances of rain are 30%. The chance of remembering your umbrella is 70%. Your chance of being outside today are 40%.
What is the probability of getting wet today? | |
[1] | You roll 2 3-sided dice
You add the two numbers. What is the probability of getting less than 6? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.9 | 0.1 | | pink | green | | Color |
Probability of Type
| | 1 | | | sedan | wagon | | Type |
What is the probability of a car being a green sedan? | |
[2] | Roll 54 6-sided dice.
How many times would you expect to get an ugly number? | |
[1] |
A bag has 10 balls with numbers from 3 to 12. You take out 1 ball.
What is the probability of NOT getting the ball with the number 4? | |
[1] | Roll 54 6-sided dice.
How many times would you expect to get less than or equal to 5? | |
[1] |
A bag has 2 balls with numbers from 4 to 5. You take out 1 ball.
What is the probability of NOT getting the ball with the number 5? | |
[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] |
There are 60 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | purple | blue | yellow | | Color |
How many blue balls were in the bag? | |
[1] | | You shoot an arrow at a target. There is a 60% chance of scoring a 10, a 10% chance of scoring a 60, or you might miss completely and score 0. What average score do you expect to get if you do this many times? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.9 | 0.1 | | green | orange | | Color |
Probability of Type
| | 0.5 | 0.5 | | sedan | wagon | | Type |
What is the probability of a car being a orange wagon? | |
[2] | A bag has 3 balls with numbers from 1 to 3. You take out 1 ball.
What is the probability of NOT getting a ball with a number less than 2? | |
[1] |
The chances of feeling like icecream are 80%. The chances of being near an icecream store are 70%. There is a 30% chance that you lost all your money.
What is the probability of having icecream? | |
[1] | You flip a coin and roll a 6 sided die.
What is the probability of getting a 1 and a tail? | |
[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:
| | 0.3 | 0.2 | 0.15 | 0.2 | 0.15 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 3 or smaller than 4? | |
[1] | Flip 2 coins.
What is the probability of getting a head and a tail? | |
[1] |
The weather forecast says that the chances of rain are 90%. 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] | There are 24 balls in a bag. This is is the probability distribution of their color:
How many orange balls were in the bag? | |
[1] |
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