Question: Construct the appropriate control chart for the 11 observations, and determine if the process is in control using two sigma limits. No. of defects per

Construct the appropriate control chart for the 11 observations, and determine if the process is in control using two sigma limits. No. of defects per unit for the observations are: 9, 4, 5, 6, 1, 8, 1, 9, 9, 3, 2.

Select one:

a.

2 observations out of control

b.

1 observation out of control

c.

3 observations out of control

d.

Under control

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