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:
| | 0.6 | 0.1 | 0.25 | | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling 2 or 4? | |
[1] | A group of boys were timed running 100m. Here are the results:
What is the probability of the boys to run 100m in more than 14s?
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[2] |
You roll 2 3-sided dice You add the two numbers. What is the probability of getting more 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:
What is the probability of rolling a number that is smaller than or equal to 1? | |
[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 more than 1? | |
[2] | A group of people were timed running 100m. Here are the results:
What is the probability of the people to run 100m in exactly 15s?
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[2] |
A bag has 8 balls with numbers from 3 to 10. You take out 1 ball. What is the probability of NOT getting a ball with a number less than 6? | |
[1] | Roll 120 6-sided dice. How many times would you expect to get less than or equal to 4? | |
[1] |
Roll 120 6-sided dice. How many times would you expect to get more than or equal to 3? | |
[1] | | A bag has 9 balls with number 2 and 4 balls with a number 1. What will be the average of the numbers of the balls taken out of the bag | |
[1] |
A group of humans did a math test and here are their scores out of 5:
What fraction of the humans score exactly 0? | |
[2] | A group of people did a math test and here are their scores out of 5:
What fraction of the people score exactly 5? | |
[2] |
Roll 1 6-sided die. What is the probability of getting a 2? | |
[1] | A group of humans were timed running 100m. Here are the results:
humans
| | 4 | 1 | 3 | 1 | 1 | | 13 | 14 | 15 | 16 | 17 | | Time |
What is the probability of the humans to run 100m in exactly 17s?
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[2] |
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