Big chickens: A report from a poultry industry news web site stated that the weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1511 grams and standard deviation 198 grams. Use the excel and round your answers to at least two decimal places Part 1 of 3 (C) A chicken farmer wants to provide a money back guarantee that his broilers will weigh at least a certain amount. What weight should he guarantee so that he will have to give his customers' money back only 1% of the time? The chicken farmer should guarantee that his broilers will weigh at least 1971.61 grams