Ch. 9 1 Saved Help Save & Exit Subm Check my work 3 An important factor in selling a residential property is the number of times real estate agents show a home. A sample of 19 homes recently sold in the Buffalo, New York, area revealed the mean number of times a home was shown was 24 and the standard deviation of the sample was 4 people. a. What is the margin of error for a 95% confidence interval? (Round your answers to 3 decimal places.) 00:39:34 Margin of error b. What is the 95% confidence interval for the population mean? (Use t Distribution Table.) (Round your answers to 2 decimal places.) Confidence interval for the population mean is between and