A bag has 3 balls with numbers from 1 to 3. You take out 1 ball.
What is the probability of NOT getting the ball with the number 1? | |
[1] | There are 70 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.1 | 0.6 | | yellow | pink | green | | Color |
If you choose a random ball from the bag, what is the probability of it not being pink or green? | |
[1] |
A wheel has 3 orange sections and 3 purple sections.
What is the probability of getting purple? | |
[1] | A group of humans were timed running 100m. Here are the results:
humans
| |
| Time | 13 | 2 | | 14 | 5 | | 15 | 6 | | 16 | 4 | | 17 | 2 |
What is the probability of the humans to run 100m in more than 14s?
| |
[2] |
Roll 150 6-sided dice.
How many times would you expect to get more than or equal to 5? | |
[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 bigger than 5 and smaller than 1? | |
[1] |
There are 20 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.4 | 0.2 | | orange | pink | yellow | | Color |
How many orange balls were in the bag? | |
[1] | Roll 150 6-sided dice.
How many times would you expect to get more than 6? | |
[1] |
You flip a coin and roll a 4 sided die.
What is the probability of getting a 3 and a head? | |
[1] | A group of kids were timed running 100m. Here are the results:
What fraction of the kids run 100m in exactly 14s?
| |
[2] |
Roll 30 6-sided dice.
How many times would you expect to get an even number? | |
[1] | A bag has 4 red balls and 10 blue balls. You take out a blue ball, then a blue ball, then another ball.
What is the probability of getting blue for the last ball? | |
[1] |
We asked a group of people how many Peaches they eat in a week. Here are the results:
What fraction of the people eat exactly 4 Peaches in a week? | |
[2] | A group of humans were timed running 100m. Here are the results:
What fraction of the humans run 100m in exactly 16s?
| |
[2] |
A group of people did a math test and here are their scores out of 5:
What is the probability of the people to score exactly 3? | |
[2] |