A Sample Survey Finds That 72 Percent of a Sample

Multiple Choice

A sample survey finds that 72 percent of a sample of 1,017 adults in Kentucky wanted the recently elected governor to retain the health-insurance plan mandated by the Affordable Care Act. If that sample were a simple random sample from the population of all Ohio adults, what would be the 99 percent confidence interval for the percent of all Kentucky adults who feel that way?

A) 66 to 74 percent
B) 67 to 75 percent
C) 68 to 76 percent
D) 67 to 77 percent
E) 66 to 78 percent