In 2003, an organization surveyed 1,510 adult Americans and asked about a certain war, "Do you believe the

United States made the right or wrong decision to use military

force?" Of the 1,510 adult Americans surveyed

,

1,090 stated the United States made the right decision. In

2008, the organization asked the same question of

1,510 adult Americans and found that 573 believed

the United States made the right decision. Construct and

interpret a 90% confidence interval for the difference between the two

population proportions, P2003 - P2008-

The lower bound of a 90% confidence interval is

(Round to three decimal places as needed.)