Reder lo latin 501 . Faclovi for Comoiting Contizl Chart Limes. B sigma) for the probiem. Thirty tive samples of size 7 each were taken trom a fertilzer bag-filing machine at Panos Kouvels Lidelong Lawn Lid The resilts were: Overall mean = 57.75 ib : Average range R = 178 it a) For be greon sample sice, the control limits lot 3sigma x char ase. Upper Controi Lmit ( uCC x x ) = Ib (round your response to three decimal places). Definition .