There are 80 balls in a bag. This is is the probability distribution of their color:
If you choose a random ball from the bag, what is the probability of it being blue? | |
[1] | | You shoot an arrow at a target. There is a 70% chance of scoring a 30 and a 30% chance of scoring a 50. What average score do you expect to get if you do this many times? | |
[1] |
There are 70 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.2 | 0.5 | | red | blue | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it being blue? | |
[1] | A bag has 5 balls with number 6 and 2 balls with a number 5. You take out 1 ball.
What is the probability of getting the ball with the number 6? | |
[1] |
Roll 66 6-sided dice.
How many times would you expect to get less than or equal to 1? | |
[1] | We asked a group of dogs how many Apples they eat in a month. Here are the results:
What is the probability of the dogs to eat more than 4 Apples in a month? | |
[2] |
There are 20 balls in a bag. This is is the probability distribution of their color:
How many red balls were in the bag? | |
[1] | Cars go by on a road, each is a different color and type.
Probability of Color
| | 1 | | | orange | purple | | Color |
Probability of Type
| | 0.3 | 0.7 | | sedan | wagon | | Type |
What is the probability of a car being a purple sedan? | |
[2] |
Roll 66 6-sided dice.
How many times would you expect to get more than or equal to 2? | |
[1] | A bag has 4 balls with numbers from 1 to 4. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 3? | |
[1] |
A bag has 6 red balls, 4 blue balls and 5 yellow balls. You take out a red ball, then a blue ball, then another ball.
What is the probability of getting red for the last ball? | |
[1] | Flip 1 coin.
What is the probability of getting a tail? | |
[1] |
A wheel has 8 sections, each a number on it from 1 to 8. 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] | A bag has 2 balls with number 3 and 3 balls with a number 3. You take out 1 ball.
What is the probability of getting the ball with the number 3? | |
[1] |
Flip 2 coins.
What is the probability of getting 2 heads? | |
[1] | | You shoot an arrow at a target. There is a 50% chance of scoring a 10, a 20% chance of scoring a 40, or you might miss completely and score 0. What average score do you expect to get if you do this many times? | |
[1] |
Flip 7 coins.
What is the probability of getting 7 tails? | |
[1] | Roll 12 6-sided dice.
How many times would you expect to get less than 1? | |
[1] |
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