A group of kids were timed running 100m. Here are the results:
What is the probability of the kids to run 100m in exactly 14s?
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[2] | There are 45 balls in a bag. This is is the probability distribution of their color:
How many pink balls were in the bag? | |
[1] |
| You shoot an arrow at a target. You will either score 10 (40% chance), 30 (40% chance), or 50. What average score do you expect to get if you do this many times? | |
[1] | A group of humans were timed running 100m. Here are the results:
What is the probability of the humans to run 100m in exactly 15s?
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[2] |
Flip a coin 8 times. Each time a Head comes up you win $4. It costs $11 to play (paid once). How much money would you expect to make altogether? | |
[1] | There are 30 balls in a bag. This is is the probability distribution of their color:
| | 0.5 | 0.5 | | | yellow | blue | purple | | Color |
How many yellow balls were in the bag? | |
[1] |
A group of people were timed running 100m. Here are the results:
What is the probability of the people to run 100m in less than 13s?
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[2] | A group of dogs were timed running 100m. Here are the results:
What fraction of the dogs run 100m in exactly 13s?
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[2] |
You flip a coin and roll a 6 sided die. What is the probability of getting a number equal to 5 and a tail? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.8 | 0.2 | | blue | orange | | Color |
Probability of Type
| | 1 | | | wagon | sedan | | Type |
What is the probability of a car being a orange sedan? | |
[2] |
Roll 120 6-sided dice. How many times would you expect to get more than or equal to 5? | |
[1] | You flip a coin and roll a 6 sided die. What is the probability of getting a 6 or a 3 and a tail? | |
[1] |
A bag has 9 red balls and 3 blue balls. You take out 1 blue ball, then another ball. What is the probability of getting red for the second ball? | |
[1] | A group of girls did a math test and here are their scores out of 5:
What fraction of the girls score less than 3? | |
[2] |
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