The Association of Flight Attendants/Communication Workers of America and National Consumers League conducted a poll of 702 frequent and occasional fliers and found that 442 respondents favored a ban...

The Association of Flight Attendants/Communication Workers of America and National Consumers League conducted a poll of 702 frequent and occasional fliers and found that 442 respondents favored a ban on cell phones in flight, even if technology permits it. At α = .05, can we conclude that more than half the sampled population supports a ban? (Data are from Aviation Week and Space Technology 182, no. 15 [April 11, 2005], p. 14.)