TABLE 8-12
A poll was conducted by the marketing department of a video game company to determine the popularity of a new game that was targeted to be launched in three months. Telephone interviews with 1,500 young adults were conducted which revealed that 49% said they would purchase the new game. The margin of error was ±3 percentage points.
-Referring to Table 8-12, you are 99% confidence that the percentage of the targeted young adults who will purchase the new game is somewhere between 46% and 52%.

Question

Quizplus · Accepted Answer

The margin of error applies to a 95% confidence interval, not 99%. A 99% confidence interval would be wider than ±3 percentage points.

TABLE 8-12 a Poll Was Conducted by the Marketing Department of a of a Video