A simple random sample of size n= 15 is drawn from a population that is normally distributed. The sample mean is found to be x = 53 and the sample standard deviation is found to be s = 10. Construct a 95% confidence interval about the population mean.
The lower bound is
The upper bound is
(Round to two decimal places as needed.)

Consider the following estimates from the early 2010s of shares of income to each group. country poorest 40% next 30% richest 30% bolivia 10 25 65 chile 10 20 70 uruguay 20 30 50 1.) using the 4-point curved line drawing tool, plot the lorenz curve for bolivia. properly label your curve. 2.) using the 4-point curved line drawing tool, plot the lorenz curve for uruguay. properly label your curve.