A group of kids did a math test and here are their scores out of 5:
What fraction of the kids score less than 2? | |
[2] | Roll 66 6-sided dice.
How many times would you expect to get a number less than 5? | |
[1] |
A group of boys did a math test and here are their scores out of 5:
What fraction of the boys score more than 4? | |
[2] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.2 | 0.8 | | pink | blue | | Color |
Probability of Type
| | 0.1 | 0.9 | | sedan | wagon | | Type |
What is the probability of a car being a pink wagon? | |
[2] |
A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in exactly 14s?
| |
[2] | Flip a coin 16 times.
How many times would you expect to get Tails? | |
[1] |
Roll 78 6-sided dice.
How many times would you expect to get more than or equal to 2? | |
[1] | A bag has 7 balls with number 3 and 7 balls with a number 8. You take out 1 ball.
What is the probability of getting the ball with the number 3? | |
[1] |
There are 100 balls in a bag. This is is the probability distribution of their color:
| | 0.6 | 0.3 | 0.1 | | pink | orange | red | | Color |
If you choose a random ball from the bag, what is the probability of it not being pink? | |
[1] | A group of kids did a math test and here are their scores out of 5:
What fraction of the kids score less than 1? | |
[2] |
Flip a coin 2 times.
Each time a head comes up you win $3 and with each tail you lose $2. It costs $3 to play (paid once). How much money would you expect to make altogether? | |
[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 exactly 5? | |
[2] |
You roll a 10 sided die and a 6 sided die.
What is the probability of getting 6 on both dice? | |
[1] | Roll 90 6-sided dice.
How many times would you expect to get more than or equal to 6? | |
[1] |
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