Question

Exercise 8-70 Algo 00 Subprime lending was big business in the United States in the mid-2000s, when lenders provided mortgages to people with poor credit. However, subsequent increases in interest rates coupled with a drop in home values necessitated many borrowers to default. Suppose a recent report finds that two in five subprime mortgages are likely to default nationally. A research economist is interested in estimating default rates in Illinois with 90% confidence. [You may find it useful to reference the z table.) 75 1 2013 How large a sample is needed to restrict the margin of error to within 0.04, using the reported national default rate? (Round " value to 3 decimal places. Do not round Intermediate calculations. Round up your final answer to nearest whole number.) Sample size

Answer 1