In a printing company, data from the previous month show the following types of errors, with the unit cost (in dollars) of rectifying each error, in Table 3-14.
(a) Construct a Pareto chart and discuss the results.
(b) If management has a monthly allocation of $ 18,000, which areas should they tackle?

Error Categories Frequency 4000 3500 Unit Costs Typographical Proofreading Paper tension Paper misalignment Inadequate binding 0.20 0.50 50.00 30.00 100.00 80 100 -120