In a survey of 1001 adults, a polling agency asked, "When you
retire, do you think you will have enough money to live comfortably
or not. Of the 1001 surveyed, 526 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.