The graph is supposed to represent this system of inequalities y > 2/5(x) - 2 y < -3x + 1 what is wrong with the graph? a) the shaded region is incorrect. b) the lines graphed should be dashed. c) the lines are graphed incorrectly. d) one line should be solid and the other dashed.

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?