Samples of 100 checks each were taken at a bank from an encoding machine (which records the amount of a check)over a five-day period.Details are summarized in the Table 6.3.If the bank were to use the average proportion defective from these five samples as the central line for a process control chart,what would be the central line?
A) less than or equal to 0.01
B) greater than 0.01 but less than or equal to 0.02
C) greater than 0.02 but less than or equal to 0.03
D) greater than 0.03

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The Answer of Samples of 100 checks each were taken at a bank from an encoding machine (which records the amount of a check)over a five-day period.Details are summarized in the Table 6.3.If the bank were to use the average proportion defective from these five samples as the central line for a process control chart,what would be the central line?
A) less than or equal to 0.01
B) greater than 0.01 but less than or equal to 0.02
C) greater than 0.02 but less than or equal to 0.03
D) greater than 0.03

Samples of 100 Checks Each Were Taken at a Bank