question archive The manager of a grocery store wants is interested in the average amount of water contained in a “1L” bottle purchased from a known manufacturer
The manager of a grocery store wants is interested in the average amount of water contained in a “1L” bottle purchased from a known manufacturer
Subject:StatisticsPrice: Bought3
The manager of a grocery store wants is interested in the average amount of water contained in a “1L” bottle purchased from a known manufacturer. It is known from the manufacturer’s specifications that the amount of water is normally distributed with a standard deviation of 0.02L. A random sample of 32 bottles is selected, and the mean amount of water per 1L bottle is found to be 0.995L. The 99.9% confidence interval for the mean water content is _____.
