Please show every step

The data summarised in the table below shows the total number of defects for each worker at a certain company during the past six months: Worker Worker Number of defects 44 24 66 H 1 J - Number of defects 7 130 12 125 41 25 91 6 K 63 80 185 L M N A quality cost study indicates that the cost of these defects is excessive. There is much discussion about the type of quality improvement program. Analysis indicates that the manufacturing equipment is adequate, the specifications are clear, and the workers are given periodic information about their quality record. What do you suggest as the next step? (6)