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Could you please explain and help me solve this homework problem.. the sooner the better :-) If possible I would like to finish up in the next two hours.. show work:)

The observed seatbelt use  for San Diego County was 81%. A researcher surveyed a sample of 5,388 residents in Arkansas and found that 4,518 wore their seat belts. Is the percentage of those who wore their seatbelt higher in Arkansas compared to the San Diego County residents?

Part 1: What is the null and alternative hypothesis?

Part 2: What is the test statistic associated with this research question? 

Part 3: What is the conclusion?  

 


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This question was answered on: Sep 05, 2019

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