Use the Following Table to Answer the Question(s) Below

question 91

Multiple Choice

Use the following table to answer the question(s) below.

-Close tolerances are required in the manufacturing section of an automotive parts business. Since the customers demand quality, the owner wants to monitor the operation closely using statistical process control. After taking 8 samples of size 4, the owner finds himself with the data in the table above. What are the lower and upper limits for a chart that will monitor process average?

• A) (99.68, 100.36)
• B) (99.56, 100.21)
• C) (99.41, 100.59)
• D) (99.38, 100.82)
• E) (99.99, 100.01)

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