The MainStay Investments of New York Life Investment Managem

The MainStay Investments of New York Life Investment Management survey of repondents between the ages of 26 to 82 indicated that 66% of seniors, 61% of baby boomers, and 58% of Generation X expect IRAs to be their primary source of income in retirement. The margin of error was give an

Solution

Confidence Interval For Proportion
CI = p