A reporter standing outside a downtown coffee shop interviews the first 30 people who walk by between 8 AM and 9 AM about their views on a proposed city tax increase. The reporter then writes that "downtown residents overwhelmingly oppose the tax."
Which sampling method was used?
- Acheck_circle
Convenience sample
- B
Cluster sample
- C
Simple random sample
- D
Stratified sample
Explanation
Selecting people who happen to be available is a convenience sample. It is highly likely to be biased because morning coffee-shop pedestrians are not representative of all downtown residents.