Flip 7 coins.
What is the probability of getting 7 heads? | |
[1] | A wheel has 6 sections, 2 of each color.
What is the probability of getting green? | |
[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 1? | |
[1] | Roll 84 6-sided dice.
How many times would you expect to get an even number? | |
[1] |
There are 60 balls in a bag. This is is the probability distribution of their color:
| | 0.5 | 0.3 | 0.2 | | purple | green | blue | | Color |
How many green balls were in the bag? | |
[1] | Roll 54 6-sided dice.
How many times would you expect to get an odd number? | |
[1] |
Roll 120 6-sided dice.
How many times would you expect to get less 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:
| | 0.15 | 0.2 | | 0.25 | 0.4 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 1 to 5? | |
[1] |
Flip a coin 8 times.
Each time a head comes up you win $1 and with each tail you lose $2. How much money would you expect to make altogether? | |
[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] |
A group of people did a math test and here are their scores out of 5:
What fraction of the people score more than 2? | |
[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:
| | 0.05 | 0.25 | 0.15 | | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 5 and smaller than 4? | |
[1] |
There are 16 balls in a bag. This is is the probability distribution of their color:
How many purple balls were in the bag? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 1 | | purple | pink | | Color |
Probability of Type
| | 0.6 | 0.4 | | sedan | wagon | | Type |
What is the probability of a car being a purple wagon? | |
[2] |
The chances of feeling like icecream are 50%. The chances of being near an icecream store are 70%. There is a 30% chance that you lost all your money.
What is the probability of having icecream? | |
[1] | There are 60 balls in a bag. This is is the probability distribution of their color:
| | 0.5 | 0.1 | 0.4 | | orange | red | purple | | Color |
How many orange balls were in the bag? | |
[1] |
| A bag has 8 balls with number 1 and 4 balls with a number 6. What will be the average of the numbers of the balls taken out of 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:
| | 0.55 | 0.2 | 0.05 | 0.15 | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 2? | |
[1] |
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