Arate that describes how much smaller or larger the scale drawing is than then real object

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?

What are the factors of me - 12m + 20?

Acollection of nickels and quarters is worth $2.85. there are 3 more nickels than quarters. how many nickels and quarters are there?