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Verified Answer :

C i thaink is the answer expanded notation

Answer:

Option D.

Explanation:

Population statistics, is the right answer.

Economists verify their cases by examining a set of data, based on existing and exhaustive research undertaken on a particular subject, through the accumulation of observational data. The original hypothesis will be examined using such data to conclude: the hypothesis is either affirmed or discarded.

Besides population statistics, by employing econometric techniques, it is plausible to manage inference on sample data, which produces appropriate statistics to analyse a whole group.

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