Perform the indicated row operation: |2 -1 -4|7|
|-1 2 1|-1|
|3 4 5|5|
R3+3R2R3
|2 -1 -4|7|
|-1 2 1|-1|
|_ _ _|_|
DONE

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

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.

5. write an equation for the line that is parallel to the given line and that passes through the given point. y = –5x + 3; (–6, 3)