A group of dogs did a math test and here are their scores out of 5:
What fraction of the dogs score less than 0? | |
[2] | A group of boys did a math test and here are their scores out of 5:
What is the probability of the boys to score more than 4? | |
[2] |
The weather forecast says that the chances of rain are 60%. The chance of remembering your umbrella is 60%. Your chance of being outside today are 40%. What is the probability of getting wet today? | |
[1] | Roll 78 6-sided dice. How many times would you expect to get less than or equal to 3? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.8 | 0.2 | | purple | red | | Color |
Probability of Type
| | 1 | | sedan | wagon | | Type |
What is the probability of a car being a purple wagon? | |
[2] | There are 110 balls in a bag. This is is the probability distribution of their color:
How many pink balls were in the bag? | |
[1] |
We asked a group of people how many Burgers they eat in a day. Here are the results:
What fraction of the people eat less than 1 Burgers in a day? | |
[2] | There are 100 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | 0.3 | 0.3 | | orange | yellow | pink | | Color |
How many pink balls were in the bag? | |
[1] |
Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.7 | 0.3 | | blue | purple | | Color |
Probability of Type
| | 0.4 | 0.6 | | sedan | wagon | | Type |
What is the probability of a car being a blue wagon? | |
[2] | You flip a coin and roll a 6 sided die. What is the probability of getting a 1 or a 4 and a tail? | |
[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 | | 0.05 | 0.05 | 0.75 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 3? | |
[1] | Roll 120 6-sided dice. How many times would you expect to get a number more than 3? | |
[1] |
A bag has 10 red balls and 7 blue balls. You take out 1 ball. What is the probability of getting a blue ball? | |
[1] | Roll 1 6-sided die. What is the probability of getting an odd number? | |
[1] |
| You shoot an arrow at a target. There is a 50% chance of scoring a 10, a 30% chance of scoring a 50, or you might miss completely and score 0. What average score do you expect to get if you do this many times? | |
[1] |