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.
It is a criminal violation of federal antitrust statutes.Price fixing also includes secret setting of favorable prices between suppliers and favored manufacturers or distributors to beat the competition. Vertical price fixing pertains to arrangements between a manufacturer, distributor, supplier or retailer.