Stop 1 at (−2,1)(−2,1) stop 2 at (−2, −7)(−2, −7) stop 3 at (5,−7)(5,−7) stop 4 at (5, 1)(5, 1) paulo begins at stop 1 and then walks to stop 2, then stop 3, and then stop 4. then he walks to stop 1 again. the path between each stop is a straight line. one unit on the coordinate grid equals 125 feet. what is the total distance paulo walked?

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.