Question: From Exercise 9: The table below shows the proportion of seat belts users by location (urban, suburban, and rural) for automobile passengers/ drivers in the

From Exercise 9: The table below shows the proportion of seat belts users by location (urban, suburban, and rural) for automobile passengers/ drivers in the US based on a survey done for the National Highway Traffic Safety Administration (DOT HS 809 557). Sample sizes are as shown in the right-hand column of the table.

No. of Seat Belt Users in Sample/ Location Urban Suburban Rural (proportion

Use the appropriate table format to test the hypothesis that the proportion of seat belt users is the same for the driver/ passenger populations in all three locations— urban, suburban, and rural. Use a significance level of 10%.

No. of Seat Belt Users in Sample/ Location Urban Suburban Rural (proportion Sample Size 1534 (72) 2250 (76) 1139 (73) 2130 2960 1560

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OBSERVED FREQUENCIES Location Seatbelt No Seatbelt TOTAL Urban 722130 1533 597 2130 Suburban 762960 ... View full answer

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