Why does Andrew’s mother ask about when she will have grandchildren, how many are planned and if Andrew or wife will stay home with them when she is trying to project Andrew’s income? A. If Andrew or his wife stays home with their children, their income will fall.

B. She is hoping she won’t be a grandmother for many more years.

C. Little children are always very expensive.

D. She is anxious to be a grandmother.

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?