Thirty-five samples of size 7 each were taken from a fertilizer-bag-filing machine at Panos Kouvelis Lifelong Lawn Lod. The results were: Overall mean = 57 75 : Average range - 1.54 lb a) For the given sample size, the controllimits for 3-sigma x chart are: Upper Control Limit (UCL ) = 58.395 b. (round your response to three decimal places) Lower Control Limit (LCL)- 57.106 lb. (round your response to three decimal places) b) The controllimits for the 3-sigma R-chart are: Upper Control Limit (UCLA)- b. (round your response to three dealmal places) Ib