Andy estimated that he would need 77 feet of lumber for a tree house project. he later found that the actual amount of lumber needed was 66 feet. what was the percent error of andy's estimation?

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?