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5. The data processing department of First National Bank has ve Keypunch operators. Each day a sample of 250 records. A record containing one or more errors is considered defective and must be redone. The results of the last 10 samples are shown in the table. Samples No. of defective 15 8 14 10 11 8 11 6 mmMmU'l-hUJNI-i 7 H O 10 100 a. Use the appropriate control chart and show CL, LCL and UCL. Decide on type of chart rst. See what your options are. More than one plot may apply. Choose the Table CL LCL UCL chart(s) Parameters (such as (A2,D3,D4) if needed. ? _ Chart ? _ Chart b. Plot the data to see if the process is in control. c. If it is in control do the data make any pattern to signal any