A restaurant manager gives a survey to all of his customers asking them to rate the
quality of the service they received. He then keeps track of how many customers return
to the restaurant during the next six months. Last year, the results showed that of the
customers who reported high quality service, 90% returned for additional meals. What
conclusion can be drawn from this study? (6 points)

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.