The Test Makers Group constructed a new test in which the balance of relevant attributes in the sample is the same as that in the population. What kind of sample do the Test Makers Group have?

Question

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A representative sample is one where the characteristics of the sample closely match those of the population, ensuring that the sample accurately reflects the population it is drawn from. This is what the Test Makers Group achieved by ensuring the balance of relevant attributes in the sample matches that in the population.

The Test Makers Group Constructed a New Test in Which