Marketing researchers often use by selecting a group of distributors

This is the full question:

Marketing researchers often use by selecting a group of distributors, customers, or prospects, asking them questions, and treating their answers as typical of all those in whom they are interested.

Sampling

Explanation:

Sampling is a method of statistical analysis where a small number of observations are used to make conclusions about the whole population. Sampling techniques include simple random sampling and systematic sampling.

So when a small group is selected as a representative of representative of the larger population, and responses from this sample is treated as feedback from the whole population it is called sampling.

Sampling is done to make quick conclusions on a large amount of data and saves resources that would have been spent getting responses from the whole population.

A. Sampling

Explanation:

Sampling

This is a process used in analysis whereby a predetermined number of respondent is taken from the population size. It is the method used in collecting a sample from a larger population size. It involves selecting unit from a population of interest in such a way that the information gotten from that unit gives an unbiased representation of the full population size. Sampling helps in a lot of research work. A market researcher often used sampling in selecting his respondent (which may include distributors, customers and so on) and then proceed to ask the sample on questions he needs answers to for his research. In sampling, he's able to pick an unbiased sample size.

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