The owner of Britten's Egg Farm wants to estimate the mean number of eggs laid per chicken. A sample of 16 chickens shows they laid an average of 18 eggs per month with a standard deviation of 5 eggs per month. e-1. What is the value of the population mean? (Click to select a-2. What is the best estimate of this value? b-1. Explain why we need to use the distribution, (Click to select) b-2. What assumption do you need to make? (Click to select) c. For a 90% confidence interval, what is the value of ? (Round the final answer to 3 decimal places.) The value of ris) d. Develop the 90% confidence interval for the population mean. (Round the final answers to 2 decimal places.) The 90% confidence interval for the population mean is to e. Would it be reasonable to conclude that the population mean is 21 eggs? (Click to select)v What about 25 eggs?