Assume that Colourista, a hair salon, is interested in studying the pricing expectations of its customers.If the study calls for a selection of a hundred people at random from three age groups, __________ sampling is being used.

Question

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Stratified sampling involves dividing the population into subgroups (in this case, the three age groups), and then selecting a random sample from each subgroup. This method ensures that each subgroup is represented in the sample, and increases the accuracy of the results.

Assume That Colourista, a Hair Salon, Is Interested in Studying