Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.8 | 0.2 | | blue | orange | | Color |
Probability of Type
| | 0.8 | 0.2 | | sedan | wagon | | Type |
What is the probability of a car being a blue wagon? | |
[2] | | A bag has 3 balls with number 9 and 7 balls with a number 6. What will be the average of the numbers of the balls taken out of the bag | |
[1] |
Roll 1 6-sided die.
What is the probability of NOT getting a 5? | |
[1] | There are 30 balls in a bag. This is is the probability distribution of their color:
| | 0.1 | 0.9 | | blue | purple | orange | | Color |
If you choose a random ball from the bag, what is the probability of it not being blue or orange? | |
[1] |
A group of people were timed running 100m. Here are the results:
people
| | 1 | 6 | 5 | 1 | 1 | | 13 | 14 | 15 | 16 | 17 | | Time |
What is the probability of the people to run 100m in exactly 17s?
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[2] | There are 20 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.5 | 0.3 | | orange | green | yellow | | Color |
How many green balls were in the bag? | |
[1] |
Flip a coin 2 times.
Each time a Head comes up you win $2. It costs $3 to play (paid once). How much money would you expect to make altogether? | |
[1] | Roll 30 6-sided dice.
How many times would you expect to get less than or equal to 2? | |
[1] |
A group of dogs did a math test and here are their scores out of 5:
What is the probability of the dogs to score less than 5? | |
[2] | The weather forecast says that the chances of rain are 50%. The chance of remembering your umbrella is 40%. Your chance of being outside today are 90%.
What is the probability of getting wet today? | |
[1] |
We asked a group of kids how many Strawberries they eat in a week. Here are the results:
What fraction of the kids eat exactly 1 Strawberries in a week? | |
[2] | A bag has 4 red balls, 7 blue balls and 3 yellow balls. You take out a yellow ball, then a blue ball, then another ball.
What is the probability of getting yellow for the last ball? | |
[1] |
A group of kids did a math test and here are their scores out of 5:
What is the probability of the kids to score more than 5? | |
[2] | A group of kids were timed running 100m. Here are the results:
What is the probability of the kids to run 100m in exactly 13s?
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[2] |
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