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 1 Popsicles in a week? | |
[2] | | You shoot an arrow at a target. There is a 50% chance of scoring a 20 and a 50% chance of scoring a 40. What average score do you expect to get if you do this many times? | |
[1] |
There are 60 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.2 | 0.6 | | pink | purple | blue | | Color |
If you choose a random ball from the bag, what is the probability of it being purple or blue? | |
[1] | A bag has 5 balls with numbers from 2 to 6. You take out 1 ball.
What is the probability of NOT getting a ball with a number less than 2? | |
[1] |
There are 32 balls in a bag. This is is the probability distribution of their color:
How many orange balls were in the bag? | |
[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 | 0.15 | 0.1 | 0.2 | 0.45 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than 2? | |
[1] |
Flip 2 coins.
What is the probability of getting a head and a tail? | |
[1] | There are 55 balls in a bag. This is is the probability distribution of their color:
How many pink balls were in the bag? | |
[1] |
You roll a 5 sided die and a 6 sided die.
What is the probability of getting 1 on both dice? | |
[1] | A group of people were timed running 100m. Here are the results:
people
| | 2 | 5 | 3 | 2 | 4 | | 13 | 14 | 15 | 16 | 17 | | Time |
What is the probability of the people to run 100m in exactly 15s?
| |
[2] |
| A bag has 8 balls with number 8 and 3 balls with a number 6. What will be the average of the numbers of the balls taken out of the bag | |
[1] | Roll 144 6-sided dice.
How many times would you expect to get less than or equal to 4? | |
[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 | 0.25 | 0.2 | 0.25 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4 or smaller than 5? | |
[1] | A wheel has 10 sections, 2 of each color.
What is the probability of getting pink? | |
[1] |
We asked a group of dogs how many Burgers they eat in a week. Here are the results:
What fraction of the dogs eat more than 0 Burgers in a week? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.9 | 0.1 | | orange | blue | | Color |
Probability of Type
| | 0.1 | 0.9 | | wagon | sedan | | Type |
What is the probability of a car being a blue wagon? | |
[2] |
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