Flip 7 coins.
What is the probability of getting 7 heads? | |
[1] | Roll 138 6-sided dice.
How many times would you expect to get more than 2? | |
[1] |
There are 60 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.5 | 0.2 | | green | pink | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it not being pink? | |
[1] | Roll 1 6-sided die.
What is the probability of getting a 5? | |
[1] |
| You shoot an arrow at a target. There is a 80% chance of scoring a 30 and a 20% chance of scoring a 50. What average score do you expect to get if you do this many times? | |
[1] | A bag has 3 balls with number 8 and 9 balls with a number 5. You take out 1 ball.
What is the probability of getting the ball with the number 5? | |
[1] |
Roll 138 6-sided dice.
How many times would you expect to get a number more than 7? | |
[1] | There are 100 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.3 | 0.4 | | red | pink | yellow | | Color |
How many red balls were in the bag? | |
[1] |
Roll 72 6-sided dice.
How many times would you expect to get less than 2? | |
[1] | We asked a group of people how many Oranges they eat in a day. Here are the results:
What fraction of the people eat more than 1 Oranges in a day? | |
[2] |
We asked a group of boys how many Strawberries they eat in a month. Here are the results:
What fraction of the boys eat exactly 4 Strawberries in a month? | |
[2] | A bag has 4 balls with number 5 and 9 balls with a number 4. You take out 1 ball.
What is the probability of getting the ball with the number 4? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.2 | 0.4 | | red | blue | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it being yellow? | |
[1] | The weather forecast says that the chances of rain are 30%. Your chance of being outside today is 70%. The chance of remembering your umbrella is 70%.
What is the probability of getting wet today? | |
[1] |
We asked a group of dogs how many Chocolates they eat in a month. Here are the results:
What fraction of the dogs eat more than 1 Chocolates in a month? | |
[2] | We asked a group of humans how many Popsicles they eat in a week. Here are the results:
What is the probability of the humans to eat more than 1 Popsicles in a week? | |
[2] |
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