Question

Use this information about 10 shipments of lightbulbs.
Shipment 1 2 3 4 5 6 7 8 9 10
# of defective units 0 1 2 0 4 3 2 1 3 4
If 200 lightbulbs are selected at random from each of 10 shipments and the number of defectives in each shipment is given above, find the LCL and the UCL for the p chart.
A. [0, .1044]
B. [.003, .017]
C. [0, .0311]
D. [.009, .0115]

Answer

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