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 more than 0? | |
[2] | There are 35 balls in a bag. This is is the probability distribution of their color:
How many orange balls were in the bag? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.4 | 0.6 | | purple | yellow | | Color |
Probability of Type
| | 0.1 | 0.9 | | wagon | sedan | | Type |
What is the probability of a car being a yellow sedan? | |
[2] | | You shoot an arrow at a target. There is a 40% chance of scoring a 20 and a 40% chance of scoring a 40 and a 20% chance of scoring a 50. What average score do you expect to get if you do this many times? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.2 | 0.8 | | yellow | red | | Color |
Probability of Type
| | 0.3 | 0.7 | | wagon | sedan | | Type |
What is the probability of a car being a yellow sedan? | |
[2] | Roll 120 6-sided dice.
How many times would you expect to get a number more than 2? | |
[1] |
A wheel has 5 green sections and 6 orange sections.
What is the probability of getting orange? | |
[1] | There are 24 balls in a bag. This is is the probability distribution of their color:
How many purple balls were in the bag? | |
[1] |
A bag has 2 red balls and 3 blue balls. You take out 1 red ball, then another ball.
What is the probability of getting red for the second ball? | |
[1] | Roll 1 6-sided die.
What is the probability of getting a number bigger than 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:
| | 0.45 | 0.25 | 0.2 | 0.05 | 0.05 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 4? | |
[1] | Roll 66 6-sided dice.
How many times would you expect to get less than or equal to 1? | |
[1] |
The weather forecast says that the chances of rain are 80%. The chance of remembering your umbrella is 60%. Your chance of being outside today are 80%.
What is the probability of getting wet today? | |
[1] | We asked a group of kids how many Chocolates they eat in a day. Here are the results:
What fraction of the kids eat more than 4 Chocolates in a day? | |
[2] |
Flip a coin 8 times.
Each time a Head comes up you win $1. How much money would you expect to make altogether? | |
[1] | There are 10 balls in a bag. This is is the probability distribution of their color:
How many green balls were in the bag? | |
[1] |
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