Roll 144 6-sided dice.
How many times would you expect to get a number more than 1? | |
[1] | Roll 6 6-sided dice.
How many times would you expect to get an odd number? | |
[1] |
There are 10 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | | 0.6 | | purple | pink | orange | | Color |
If you choose a random ball from the bag, what is the probability of it being pink or orange? | |
[1] | A wheel has 14 sections, each a number on it from 1 to 14. If you spin an odd number you win that amount of dollars, if you spin an even number you lose.
What prize do we expect to get if we spin the wheel? | |
[1] |
There are 40 balls in a bag. This is is the probability distribution of their color:
How many orange balls were in the bag? | |
[1] | A bag has 4 red balls and 3 blue balls. You take out 1 ball.
What is the probability of getting a red ball? | |
[1] |
Roll 126 6-sided dice.
How many times would you expect to get an odd number? | |
[1] | There are 100 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | pink | orange | red | | Color |
If you choose a random ball from the bag, what is the probability of it being orange? | |
[1] |
A bag has 2 balls with numbers from 4 to 5. You take out 1 ball.
What is the probability of getting the ball with the number 6? | |
[1] | We asked a group of girls how many Peaches they eat in a day. Here are the results:
What fraction of the girls eat more than 4 Peaches in a day? | |
[2] |
A bag has 2 red balls and 2 blue balls. You take out a red ball, then a red ball, then another ball.
What is the probability of getting blue for the last ball? | |
[1] | There are 2 balls in a bag. This is is the probability distribution of their color:
How many yellow balls were in the bag? | |
[1] |
Roll 2 6-sided dice.
What is the probability of getting a 4 on both dice? | |
[1] | Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are odd? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.8 | 0.2 | | red | blue | | Color |
Probability of Type
| | 0.4 | 0.6 | | wagon | sedan | | Type |
What is the probability of a car being a blue wagon? | |
[2] | Roll 120 6-sided dice.
How many times would you expect to get a number more than 0? | |
[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:
| | 0.1 | 0.1 | 0.05 | 0.15 | 0.6 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4 and smaller than 2? | |
[1] | A bag has 6 balls with numbers from 1 to 6. You take out 1 ball.
What is the probability of NOT getting the ball with the number 6? | |
[1] |
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