Researchers usually start their investigation by examining some of the rich variety of low-cost and readily available ________ data, then collect ________ data if the needed data don't existing or are dated, inaccurate, incomplete or unreliable.
A) primary; secondary
B) secondary; primary
C) primary; econometric
D) secondary; econometric
E) exploratory; econometric

Question

Quizplus · Accepted Answer

The question suggests that researchers start by examining low-cost and readily available data, which are usually secondary data. If the needed data do not exist or are unreliable, researchers may collect primary data. Therefore, the best choice is B (secondary; primary).

Researchers Usually Start Their Investigation by Examining Some of the Rich