Question 12 A worker is concerned about the quality of the finished appearance of her work. In sampling units of a hand-woven basket, she has found the following number of finish defects in ten units sampled: 6, 1, 2, 0, 4, 2, 6, 5, 2, and 4 Based on the data, if six-sigma standard is adopted, calculate the difference in the control limits for the relevant control chart, Note: Please round your answer to two decimal places