Roll 120 6-sided dice. How many times would you expect to get an even number? | |
[1] | You flip a coin and roll a 6 sided die. What is the probability of getting a number equal to 3 and a tail? | |
[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:
| | 0.05 | 0.15 | 0.15 | 0.05 | 0.6 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 2? | |
[1] | A bag has 7 red balls, 9 green balls and 5 blue balls. You take out 1 ball. What is the probability of getting a red ball or a green ball? | |
[1] |
There are 70 balls in a bag. This is is the probability distribution of their color:
| | 0.1 | 0.3 | 0.6 | | green | pink | yellow | | Color |
How many green balls were in the bag? | |
[1] | We asked a group of girls how many Icecreams they eat in a month. Here are the results:
What fraction of the girls eat exactly 4 Icecreams in a month? | |
[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 4? | |
[1] | The chances of feeling like icecream are 80%. The chances of being near an icecream store are 50%. There is a 30% chance that you lost all your money. What is the probability of having icecream? | |
[1] |
There are 40 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] | A wheel has 8 green sections and 4 orange sections. What is the probability of getting green? | |
[1] |
A wheel has 7 sections, each has a reward in dollars, from $1 through to $7. What prize do we expect to get if we spin the wheel? | |
[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:
| | 0.15 | 0.05 | 0.05 | 0.1 | 0.65 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 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 bigger than or equal to 3? | |
[1] | We asked a group of humans how many Bowls of Ramen they eat in a week. Here are the results:
humans
| | 4 | 4 | | 5 | | 0 | 1 | 2 | 3 | | Bowls of Ramen |
What is the probability of the humans to eat exactly 2 Bowls of Ramen in a week? | |
[2] |
There are 70 balls in a bag. This is is the probability distribution of their color:
How many blue balls were in the bag? | |
[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 2 or smaller than 3? | |
[1] |
Roll 84 6-sided dice. How many times would you expect to get a number more than 6? | |
[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 4? | |
[1] |
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