We asked a group of boys how many Popsicles they eat in a week. Here are the results:
What fraction of the boys eat exactly 0 Popsicles 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:
| | 0.1 | | 0.25 | 0.1 | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than or equal to 2? | |
[1] |
Flip 2 coins.
What is the probability of getting 2 tails? | |
[1] | Flip a coin 6 times.
Each time a Head comes up you win $2. How much money would you expect to make altogether? | |
[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:
| | 0.7 | 0.1 | | 0.15 | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4? | |
[1] | A bag has 2 red balls and 6 blue balls. You take out a blue ball, then a blue ball, then another ball.
What is the probability of getting red for the last ball? | |
[1] |
Roll 72 6-sided dice.
How many times would you expect to get more than 4? | |
[1] | We asked a group of boys how many Hot dogs they eat in a month. Here are the results:
What fraction of the boys eat exactly 3 Hot dogs in a month? | |
[2] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.6 | 0.4 | | purple | yellow | | Color |
Probability of Type
| | 0.5 | 0.5 | | wagon | sedan | | Type |
What is the probability of a car being a yellow wagon? | |
[2] | There are 15 balls in a bag. This is is the probability distribution of their color:
How many purple balls were in the bag? | |
[1] |
Roll 96 6-sided dice.
How many times would you expect to get less than or equal to 3? | |
[1] | Roll 150 6-sided dice.
How many times would you expect to get more than or equal to 4? | |
[1] |
We asked a group of humans how many Chocolates they eat in a day. Here are the results:
What is the probability of the humans to eat exactly 2 Chocolates in a day? | |
[2] | There are 40 balls in a bag. This is is the probability distribution of their color:
| | 0.1 | 0.9 | | purple | red | green | | Color |
How many purple balls were in the bag? | |
[1] |
The weather forecast says that the chances of rain are 70%. Your chance of being outside today is 50%. The chance of remembering your umbrella is 40%.
What is the probability of getting wet today? | |
[1] | Flip a coin 8 times.
Each time a head comes up you win $1 and with each tail you lose $2. How much money would you expect to make altogether? | |
[1] |
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