The U.S. census is not perfect: thousands of Americans probably go uncounted. However, the basic statistical portrait of the nation painted by the census is accurate. Certainly some of the poor go uncounted, particularly the homeless; but some of the rich go uncounted as well, because they are often abroad or traveling between one residence and another.
Which of the following is an assumption on which the argument above depends?

Question

Examsnet · Accepted Answer

Correct Answer is :  The percentage of poor Americans uncounted by the census is close to the percentage of rich Americans uncounted.

GMAT Verbal Reasoning Practice Test 2