Question
Customers at a fast-food restaurant were invited to complete a brief survey to rate their experiences at the restaurant. One day, 48 customers chose to complete the survey. Which statement best explains why this was probably not a representative sample?
A.
The sample size was too small.
B.
The sample size was too large.
C.
The sample included only those people who chose to complete the survey.
D.
The sample included only those people who were customers at the restaurant.
A.
The sample size was too small.
B.
The sample size was too large.
C.
The sample included only those people who chose to complete the survey.
D.
The sample included only those people who were customers at the restaurant.
Answers
GPT-4o mini
The best explanation for why this was probably not a representative sample is:
**C. The sample included only those people who chose to complete the survey.**
This statement highlights that the sample may be biased because it only includes customers who opted to take the survey. Customers who did not choose to complete the survey may have had different experiences, leading to an unrepresentative sample of the overall customer base.
**C. The sample included only those people who chose to complete the survey.**
This statement highlights that the sample may be biased because it only includes customers who opted to take the survey. Customers who did not choose to complete the survey may have had different experiences, leading to an unrepresentative sample of the overall customer base.