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 sequals17.6 milligrams. construct a 95% confidence interval for the true mean cholesterol content of all such eggs. a. 173.9 mgless thanmuless than196.1 mg b. 173.8 mgless thanmuless than196.2 mg c. 175.9 mgless thanmuless than194.1 mg d. 173.7 mgless thanmuless than196.3 mg