In a survey of 1020 adults, a polling agency asked, "When you retire, do you think you will have enough money to live comfortably or not. Of the 1020 surveyed, 536 stated that they
were worried about having enough money to live comfortably in retirement Construct a 99% confidence interval for the proportion of adults who are worried about having enough
money to live comfortably in retirement.
Click here to view the standard normal distribution table (page 1).
Click here to view the standard normal distribution table (page 2).
Click here to view the table of critical t-values.
Click here to view the table of critical values of the chi-square distribution.
Select the correct choice below and fill in the answer boxes to complete your choice.
(Use ascending order. Round to three decimal places as needed.)
OA. There is 99% confidence that the true proportion of worried adults is between
OB. 99% of the population lies in the interval between and
OC. There is a 99% probability that the true proportion of worried adults is between
and
and