Arestaurant serves three types of omelettes. surveys were taken of the last two days of orders and are displayed in the table below. approximately 200 omelettes are served each day. what is the average number of ham and cheese omelettes served each day?

omelette survey
sample 1
sample 2
ham and cheese
7
ham and cheese
11
mexican
4
mexican
2
vegetarian
1
vegetarian
5
93
120
127
147

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?