Final answer:
A convenience sample is used when members of the population are chosen to become part of the sample simply because they are easily accessible. It is a nonrandom method of selecting a sample and may result in biased data.
Step-by-step explanation:
A convenience sample is used when members of the population are chosen to become part of the sample simply because they are easily accessible. It is a nonrandom method of selecting a sample and may result in biased data. For example, if a computer software store conducts a marketing study by interviewing potential customers who happen to be in the store browsing through the available software, that would be a convenience sample.