Flip 7 coins.
What is the probability of getting 7 tails? | |
[1] | We asked a group of girls how many Icecreams they eat in a month. Here are the results:
What is the probability of the girls to eat exactly 0 Icecreams in a month? | |
[2] |
There are 50 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] | We asked a group of dogs how many Popsicles they eat in a week. Here are the results:
What is the probability of the dogs to eat less than 3 Popsicles in a week? | |
[2] |
| You shoot an arrow at a target. There is a 60% chance of scoring a 30 and a 40% chance of scoring a 60. What average score do you expect to get if you do this many times? | |
[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:
| | 0.15 | 0.25 | 0.2 | | 0.4 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 3? | |
[1] |
We asked a group of kids how many Oranges they eat in a day. Here are the results:
What is the probability of the kids to eat more than 4 Oranges in a day? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.4 | 0.6 | | red | green | | Color |
Probability of Type
| | 0.8 | 0.2 | | sedan | wagon | | Type |
What is the probability of a car being a green wagon? | |
[2] |
A group of boys were timed running 100m. Here are the results:
What fraction of the boys run 100m in less than 14s?
| |
[2] | A bag has 5 red balls and 6 blue balls. You take out 1 blue ball, then another ball.
What is the probability of getting red for the second ball? | |
[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 | 0.15 | 0.25 | 0.05 | 0.25 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 1 or 3? | |
[1] | A bag has 3 red balls and 9 blue balls. You take out a red ball, then a red ball, then another ball.
What is the probability of getting red for the last ball? | |
[1] |
We asked a group of people how many Burgers they eat in a month. Here are the results:
What fraction of the people eat exactly 2 Burgers in a month? | |
[2] | A wheel has 5 purple sections and 8 blue sections.
What is the probability of getting blue? | |
[1] |
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