A group of subjects, randomly selected from the population of interest, which matches the population on important characteristics such as age and sex is called:

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Quizplus · Accepted Answer

A representative sample is one that accurately reflects the population of interest, including important characteristics such as age and sex. This helps to ensure that the results of the study can be generalized to the larger population, and reduces the risk of biases such as volunteer bias. The control group and experimental group are specific groups used in experimental research, and are not necessarily representative of the population.

A Group of Subjects, Randomly Selected from the Population of Interest