When is cluster sampling appropriate Select the correct answer below Cluster sampling is a good choice when the population has multiple distinct groups that are each likely to be representative of the population as a whole Cluster sampling is a good choice when the population has multiple distinct groups that are internally homogenou but not representative of the population as a whole Cluster sampling is useful if the population is not well understood or there are no groups within the population tha need to be analyzed individually Cluster sampling is a useful method when the individuals in the population are generated in a continuous stream like on an assembly line