In 2006 the average ticket price for a national football league game was 62.38. Since then the cost has increased an average of 2.54 per year. Write a linear equation to represent the cost C of an NFL ticket y years after 2006

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.