Does this graph represent a function? Why or why not? NY
10
8
4
1012
4
8
-10
O A. Yes, because it passes the vertical line test.
O B. No, because it is not a straight line.
O C. Yes, because it is a curved line.
O D. No, because it fails the vertical line test.
SUBMIT

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.