In june 2008, parade magazine posed the following question: "should drivers be banned from using all cell phones? " readers were encouraged to vote online at parade. com. the july 13, 2008, issue of parade reported the results: 2407 (85%) said "yes" and 410 (15%) said "no." explain why this sampling method is biased. is 85% probably higher or lower than the true percent of all adults who believe that cell phone use while driving should be banned? why?