A group of kids were timed running 100m. Here are the results:
What fraction of the kids run 100m in exactly 13s?
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[2] | There are 40 balls in a bag. This is is the probability distribution of their color:
| | 0.6 | | 0.4 | | purple | orange | blue | | Color |
If you choose a random ball from the bag, what is the probability of it not being purple? | |
[1] |
There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.5 | | 0.5 | | orange | blue | green | | Color |
If you choose a random ball from the bag, what is the probability of it being orange or blue? | |
[1] | There are 120 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
| | 0.6 | 0.1 | 0.3 | | red | green | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it being red or yellow? | |
[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:
| | 0.25 | 0.15 | | 0.25 | 0.35 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 1? | |
[1] |
A group of girls were timed running 100m. Here are the results:
What is the probability of the girls to run 100m in more than 13s?
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[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:
| | 0.55 | | 0.15 | 0.1 | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than 2? | |
[1] |
We asked a group of girls how many Hot dogs they eat in a week. Here are the results:
What is the probability of the girls to eat exactly 4 Hot dogs 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:
What is the probability of rolling a number that is bigger than 3 or smaller than 4? | |
[1] |
You flip a coin and roll a 7 sided die.
What is the probability of getting a 1 and a tail? | |
[1] | You flip a coin and roll a 3 sided die.
What is the probability of getting a 5 and a head? | |
[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 | | 0.05 | 0.1 | 0.15 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 1? | |
[1] | Flip a coin 14 times.
How many times would you expect to get Tails? | |
[1] |
A group of people did a math test and here are their scores out of 5:
What fraction of the people score exactly 4? | |
[2] | A bag has 10 red balls and 8 blue balls. You take out 1 red ball, then another ball.
What is the probability of getting red for the second ball? | |
[1] |
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