In studying his campaign plans, Mr. Singleton wishes to estimatethe difference between men's and women's views regarding his appealas a candidate. He asks his campaign manager to take two randomindependent samples and find the 90% confidence interval for thedifference. A random sample of 588 male voters and 545 femalevoters was taken. 273 men and 322 women favored Mr. Singleton as acandidate. Find this confidence interval. Step 3 of 4 : Find thevalue of the standard error. Round your answer to three decimalplaces
