Hong will rent a car for the weekend. He can choose one of two plans. The first plan has an initial fee of 55.96 and costs an additional 0.12 per mile driven. The second plan has an initial fee of 43.96 and costs additional 0.14 pre mile driven. How many miles would Hong need to. drive for the two plans to cost the same? ​

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?