Mathematics, 21.07.2019 23:30, oldless504

At one vehicle inspection station, 13 of 52 trucks and 11 of 88 cars failed the emissions test. assuming these vehicles were representative of the cars and trucks in that area, what is the standard error of the difference in the percentages of all cars and trucks that are not in compliance with air quality regulations?

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At one vehicle inspection station, 13 of 52 trucks and 11 of 88 cars failed the emissions test. assu...