Grade 10 Statistics & probability worksheet in three levels
The same 20-question worksheet on statistics & probability in Support, Core and Challenge versions. Question by question, each version keeps the topic and changes the difficulty.
Easier questions on the same topics, for students who need more practice with the basics.
Questions
20 (20 easy)
Grade range
Grades 4 to 8
Topics
Statistics & probability
Sample questions
Find the range of: 149, 53, 17, 32, 95, 110.
Find the range of: 17, 76, 143, 38, 14, 41.
Find the range of: 119, 80, 15, 51, 74, 145.
Core
Questions at the expected level for the grade.
Questions
20 (20 medium)
Grade range
Grades 6 to 12
Topics
Statistics & probability
Sample questions
P(A) = 33/35. Find P(not A).
P(A) = 28/37. Find P(not A).
Data: 4, 7, 10, 13, 16, 19, 22, 25. Using medians of the lower four and upper four values, find the interquartile range.
Challenge
Harder questions on the same topics, for students who are ready to stretch.
Questions
20 (20 challenge)
Grade range
Grades 9 to 12
Topics
Statistics & probability
Sample questions
Club A has 3 bus users and 4 walkers. Club B has 6 bus users. Given that a student is in Club A, what is the probability they use the bus? Give a simplified fraction.
A score of 22 occurs 6 times; a score of 5 occurs 3 times. Find the mean as a fraction or decimal.
Club A has 12 bus users and 2 walkers. Club B has 7 bus users. Given that a student is in Club A, what is the probability they use the bus? Give a simplified fraction.
Using the three versions
Start everyone with the same short explanation, then hand out Support, Core or Challenge.
Question numbers line up across the versions, so you can go through the answers with the whole class.
The PDF has a cover page and each version on its own pages; the answer keys PDF has all three keys.