Mary wants to make a box. she starts with a piece of cardboard whose length is 15 centimeters and width is 10 centimeters. then she cuts 4 congruent squares with sides of 3 centimeters at the four corners and folded at the broken lines to make the box. what is the volume of the box

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?