The amount of pollutants that are found in waterways near large cities is normally distributed with mean 8.6 ppm and sta
Posted: Wed Jul 06, 2022 12:20 pm
The amount of pollutants that are found in waterways near largecities is normally distributed with mean 8.6 ppm and standarddeviation 1.5 ppm. 37 randomly selected large cities are studied.Round all answers to 4 decimal places where possible.