The owner of Britten's Egg Farm wants to estimate the mean number of eggs laid per chicken. A sample of 20 chickens shows they laid an average of 20 eggs per month with a standard deviation of 2.63 eggs per month (Round your answer to 3 decimal places.)
A) What is the best estimate of this value?
B) For a 99 percent confidence interval, the value of t is ______?
C) The 99 percent confidence interval for the population mean is _______to ________?