Grade 7 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 3 to 8
Topics
Statistics & probability
Sample questions
Find the range of: 40, 93, 108, 18, 98, 55.
Find the range of: 25, 22, 89, 145, 112, 40.
Find the range of: 1, 42, 16, 77, 101, 8.
Core
Questions at the expected level for the grade.
Questions
20 (20 medium)
Grade range
Grades 5 to 10
Topics
Statistics & probability
Sample questions
Find the median of 96, 37, 86, 30, 94.
Find the mean of 46, 28, 14, 27.
Find the mean of 44, 43, 46, 44.
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
A score of 22 occurs 7 times; a score of 12 occurs 10 times. Find the mean as a fraction or decimal.
A score of 14 occurs 3 times; a score of 7 occurs 4 times. Find the mean as a fraction or decimal.
Club A has 2 bus users and 4 walkers. Club B has 15 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.