The manager of a paint supply store wants to estimate the actual amount of paint contained in 1?-gallon cans purchased from a nationally known manufacturer. The? manufacturer's specifications state that the standard deviation of the amount of paint is equal to 0.02 gallon. A random sample of 50 cans is?selected, and the sample mean amount of paint per 1?-gallon can is 0.965 gallon. Contruct a 90% confidence interval estimate. Round to five decimal places.