The population consists of many individual items for which a book value is recorded for each. Many difference are expected, including some items which may be erroneously valued at zero. Which of the following statistical sampling techniques would not be appropriate under these conditions?
A) mean-per-unit estimation
B) PPS sampling
C) ratio estimation
D) difference estimation
E) MPU sampling

Question

Quizplus · Accepted Answer

PPS (Probability Proportional to Size) sampling would not be appropriate in this scenario because it involves selecting sampling units based on their size or value. If some items are erroneously valued at zero, they would have no chance of being selected, potentially leading to a biased sample.

The Population Consists of Many Individual Items for Which a Book