1. You want to ask a sample of college students the question “How much do you trust information about health that you fi

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1. You want to ask a sample of college students the question“How much doyou trust information about health that you find on the Internet –a greatdeal, somewhat, not much, or not at all?”. You try out this andother questionson a pilot group of 7 students chosen from your class. The classmembers are:Adams, Aeffner, Barnes, Bower, Burke, Cao, Cisse, Devore, Ding,Drake,Eckstein, Fassnacht, Fullmer, Gandhi, Guo, Heaton, Huling, Kahler,Kessis, Lu,Mattos, Newberg, Paulsen, Payton, Prince, Pulak, Rabin, Roberts,Shoepf,Spagnola, Terry, Vore, Wallace, Wanner, Zhang.Assign a number to each student (in alphabetical order) and chooseasystematic sample of 7 students. Describe, step-by-step, how thissample willbe selected. Then write down the names of the 7 students. (Assumethat thefirst number you selected is 4).
2. A study in El Paso, Texas, looked at seat belt use by drivers.Drivers wereobserved at randomly chosen convenience stores. After they lefttheir cars,they were invited to answer questions that included questions aboutseatbelt use. In all, 75% said they always used seat belts, yet only61.5% werewearing seat belts when they pulled into the store parking lots.Explain thereason for the bias observed in responses to the survey.