A CBS News poll taken in January 2010 asked a random sample of 1,090 adults in the US "Do you think the federal government is adequately prepared to deal with a major earthquake in the United States, or not?"A 95% confidence interval for the proportion of the population that thinks the government is prepared is .31 to .37. Based on this result, which one of the following statements is false?
A) It is reasonable to say that a majority of adults in the US think the federal government is prepared to deal with a major earthquake.
B) It is reasonable to say that fewer than half of adults in the US think the federal government is prepared to deal with a major earthquake.
C) It is possible that approximately 35% of adults in the US think the federal government is prepared to deal with a major earthquake.
D) A 99% confidence interval for the proportion of the population that thinks the government is prepared would be wider than the 95% confidence interval given above.

Question

Quizplus · Accepted Answer

The confidence interval (.31 to .37) indicates that the proportion of adults who think the government is prepared is less than half, making it false to claim a majority believe the government is prepared.

A CBS News Poll Taken in January 2010 Asked a Random