Sampling Methods (Grade 7)
Free printable Grade 7 worksheet on sampling methods and how representative a sample is.
How to teach sampling methods teaching guide, with a worked explanation.
✓ Answer key checked by math, never wrong
Grade 7 · Math worksheet
Name
Date
Math
Statistics: Sampling Methods
Answer each question about sampling methods and representativeness.
- 1.Why does a bigger random sample usually give a more reliable estimate than a smaller one?
- 2.What is a 'systematic sample'?
- 3.What does it mean for a sample to be 'representative'?
- 4.If a survey only samples people in one suburb, what is the risk in applying its results to a whole city?
- 5.What is a 'convenience sample'?
- 6.Why can a convenience sample give a biased result?
Made with ChalkBee · chalkbee.com