Identify the percent, amount, and base in this problem. what is 90% of 70? a) percent= 90%, amount= 70, base= unknown b) percent = 70%, amount = unknown, base = 90 c) percent = unknown, amount = 90, base = 70 d) percent = 90%, amount = unknown, base = 70

Which of the following is an equation of a line parallel to the equation y=4x+1?

Which graph has a rate of change of zero

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?