A. It is cheaper to enumerate B. It is faster to survey a sample C. Results obtained from from sample are oftentimes as informative as those from a censor D. All of the above E. None of the above.
Correct Answer: E
Explanation
To assess the merits and demerits of sampling versus a census, let's consider the provided statements:
1. "It is cheaper to enumerate": Generally, a sample is cheaper to survey than a full census because it involves fewer subjects.
2. "It is faster to survey a sample": A sample survey is usually quicker than conducting a full census because fewer individuals are involved.
3. "Results obtained from a sample are oftentimes as informative as those from a census": This is often true; well-chosen samples can provide accurate and reliable information that is comparable to census results, especially with proper sampling methods.
Since the statements given are advantages of sampling rather than demerits, the correct answer is:
