Cluster sampling is a very efficient tool,but the efficiency means a less accurate sample since with each cluster there is a chance for sampling error.

Question

Quizplus · Accepted Answer

Cluster sampling involves dividing the population into groups (clusters) and randomly selecting some of these clusters to sample from. While this can be an efficient way to sample, it does increase the chance of sampling error within each cluster. Therefore, while cluster sampling can be efficient, it may result in a less accurate sample than other sampling methods.

Cluster Sampling Is a Very Efficient Tool,but the Efficiency Means