Find the difference for 9- (-2)

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

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?