Indication of an out-of-control process

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Reference no: EM131370860

1. Which of the following is NOT an indication of an out-of-control process?

a. Five consecutive points fall on one side of the center line.

b. Four of five consecutive points fall within the outer two-thirds region between the center line and one of the control limits.

c. Two of three consecutive points fall in the outer one-third region between the center line and one of the control limits.

d. Two of three consecutive points fall in the outer one-third region between the center line and one of the control limits.

e. None of the above

2. A machined part has a lower specification limit of 3.5 inches and an upper specification limit of 3.9 inches. The range for the pre-control green zone is:

a. in statistical control.

b. normally distributed.

c. stable.

d. capable.

Reference no: EM131370860

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