Alocal store's clearance rack is full of dvds selling for $8 each and cds selling for $6 each. let x represent the number of
dvds, and let y represent the number of cds. which inequality can be used to find combinations of dvds and cds that can be
bought with a $50 gift card?

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?