Write the letter of each point on the number line that corresponds to its value. A number line with 4 points plotted as follows. A halfway between negative 2 and negative 1 and 1 half, B halfway between negative 1 and 1 half and negative 1, C halfway between negative 1 half and 0, and D halfway between 1 half and 1. −14 34 −114 −∣∣−134∣∣

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.