Contaminated water: In a sample of 43 water specimens taken from a construction site, 27 contained detectable levels of lead.(a) Construct a 99.8% confidence interval for the proportion of water specimens that contain detectable levels of lead. Round the answer to at least three decimal places.A 99.8% confidence interval for the proportion of water specimens that contain detectable levels of lead is(b) Construct an 80% confidence interval for the proportion of water specimens that contain detectable levels of lead. Round the answer to at least three decimal places.An 80% confidence interval for the proportion of water specimens that contain detectablelevels of lead is