26 Contaminated water In a sample of 42 water specimens

Last updated: 12/27/2022

26 Contaminated water In a sample of 42 water specimens taken from a construction site 26 contained detectable levels of lead a Construct a 90 confidence interval for the proportion of water specimens that contain detectable levels of lead b Construct a 95 confidence interval for the proportion of water specimens that contain detectable levels of lead What is the