Four samples of 100 each were taken from an assembly line, with the following results:
Using the historical average as the central line of the chart, which one of the following is the limit for an attributes control chart with z = 2?

Question

Four samples of 100 each were taken from an assembly line, with the following results: Using the historical average as the central line of the chart, which one of the following is the limit for an attributes control chart with z = 2? A) UCL > 0.1 and LCL > 0.03 B) UCL > 0.1 and LCL < 0.03 C) UCL < 0.1 and LCL > 0.03 D) UCL < 0.1 and LCL < 0.03

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The Answer of Four samples of 100 each were taken from an assembly line, with the following results: Using the historical average as the central line of the chart, which one of the following is the limit for an attributes control chart with z = 2? A) UCL > 0.1 and LCL > 0.03 B) UCL > 0.1 and LCL < 0.03 C) UCL < 0.1 and LCL > 0.03 D) UCL < 0.1 and LCL < 0.03

Four Samples of 100 Each Were Taken from an Assembly