A researcher contacts seven large hospitals and makes arrangements to recruit 55 patients from each of their emergency rooms. If this is cluster sampling, how were the seven large hospitals chosen?

Question

Quizplus · Accepted Answer

In cluster sampling, clusters are selected based on random selection from the larger population, ensuring that every cluster has an equal chance of being chosen. The selection of seven large hospitals through random means ensures that the sample represents the population without bias.

A Researcher Contacts Seven Large Hospitals and Makes Arrangements to Recruit