A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in less than 16s?
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[2] | Roll 90 6-sided dice. How many times would you expect to get anything except 2? | |
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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 4 and smaller than 2? | |
[1] | A group of dogs did a math test and here are their scores out of 5:
What fraction of the dogs score less than 3? | |
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A group of boys were timed running 100m. Here are the results:
What is the probability of the boys to run 100m in exactly 17s?
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[2] | A bag has 6 balls with number 1 and 5 balls with a number 2. You take out 1 ball. What is the probability of getting the ball with the number 1? | |
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A bag has 3 balls with number 6 and 8 balls with a number 7. You take out 1 ball. What is the probability of getting the ball with the number 6? | |
[1] | A bag has 9 red balls and 9 blue balls. You take out 1 blue ball, then another ball. What is the probability of getting red for the second ball? | |
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| You shoot an arrow at a target. You will either score 10 (30% chance), 30 (30% chance), or 60. What average score do you expect to get if you do this many times? | |
[1] | A group of people were timed running 100m. Here are the results:
| Time | people | | 13 | 4 | | 14 | 5 | | 15 | 5 | | 16 | 4 | | 17 | 5 |
What fraction of the people run 100m in exactly 17s?
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[2] |
Roll 12 6-sided dice. How many times would you expect to get more than or equal to 3? | |
[1] | Flip a coin 14 times. Each time a Head comes up you win $1. It costs $27 to play (paid once). How much money would you expect to make altogether? | |
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Flip a coin 8 times. Each time a head comes up you win $4 and with each tail you lose $3. How much money would you expect to make altogether? | |
[1] | Roll 120 6-sided dice. How many times would you expect to get more than 4? | |
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Roll 108 6-sided dice. How many times would you expect to get a number less than 0? | |
[1] | Roll 54 6-sided dice. How many times would you expect to get a number more than 6? | |
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