A group of humans were timed running 100m. Here are the results:
What fraction of the humans run 100m in exactly 15s?
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[2] | A group of kids were timed running 100m. Here are the results:
What fraction of the kids run 100m in less than 14s?
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[2] |
A bag has 10 red balls, 5 blue balls and 7 yellow balls. You take out a yellow ball, then a blue ball, then another ball.
What is the probability of getting blue for the last ball? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 1 | | | yellow | purple | | Color |
Probability of Type
| | 0.8 | 0.2 | | sedan | wagon | | Type |
What is the probability of a car being a yellow wagon? | |
[2] |
A wheel has 6 yellow sections and 5 pink sections.
What is the probability of getting pink? | |
[1] | Roll 6 6-sided dice.
How many times would you expect to get a number more than 0? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
How many green balls were in the bag? | |
[1] | A wheel has 12 sections, each with a different reward.
What is the probability of getting a Hearts? | |
[1] |
| A bag has 5 balls with number 6 and 9 balls with a number 7. What will be the average of the numbers of the balls taken out of the bag | |
[1] | You flip a coin and roll a 9 sided die.
What is the probability of getting a 3 and a tail? | |
[1] |
A group of humans did a math test and here are their scores out of 5:
What is the probability of the humans to score exactly 4? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.7 | 0.3 | | green | yellow | | Color |
Probability of Type
| | 1 | | wagon | sedan | | Type |
What is the probability of a car being a green sedan? | |
[2] |
Roll 1 6-sided die.
What is the probability of getting a number bigger than or equal to 5? | |
[1] | There are 10 balls in a bag. This is is the probability distribution of their color:
How many green 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 | | 0.1 | 0.25 | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 5 and smaller than 3? | |
[1] |