To calculate a CI for the difference between two population means with known standard deviations, do the following: 1  Determine the confidence level and find the appropriate z*-value. Refer to the above table. 2  Identify. 3  Find the difference, between the sample means. 4  Square. and divide it by n1; square. and divide it by n2.
Investigators are checking this phone line throughout the weekend.â. Violations of the price-gouging law are punishable by civil penalties of up to $10,000 for the first offense and $20,000 for the second and subsequent offenses. Each individual sale of merchandise is considered a separate and distinct event.
The first legal challenge to the contemporary stop-loss policy came in August 2004, with a lawsuit challenged by David Qualls, a National Guardsman in California. Qualls argued the military breached his enlistment contract by involuntarily extending his term of service.