Answers:

1)
                                Larry Shudders Potato Chip Company

X Chart

Cause for inspection:

Plots 5 through 10 are above the mean

R Chart

Cause for inspection:

Plot 21 is outside the control limit

2)
                              General Mortar's Truck Engine Assembly

C Chart

Causes for inspection:

Plots 2 and 3 are on a control limit
Plots 6 through11 are above the mean

(Either one of the above is cause for inspection)


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