Probability Powerplay
Level 6, 2025-12-09
A group of kids did a math test and here are their scores out of 5:
kids

252142
012345
Score

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:
Scoreboys
04
15
22
34
40
52

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

0.20.8
pinkblue
Color

Probability of Type

0.10.9
sedanwagon
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:
dogs

54254
1314151617
Time

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:


0.60.30.1
pinkorangered
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:
Scorekids
00
11
23
30
45
53

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:
Scorekids
00
11
20
32
46
52

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]