Question: please answer quick A carpenter is concerned about the quality of the finished appearance of his work. In sampling units of a foot stools, he
please answer quick
A carpenter is concerned about the quality of the finished appearance of his work. In sampling units of a foot stools, he has found the following number of finish defects in ten units sampled: 2,0,4,1,6,3,1,2,0,2. (a) Calculate the average number of defects per basket. (b) If 2-sigma control limits are used, calculate the lower control limit and upper control limit
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