On September 21, 2017, Umbrella Company announced a 3 for 1 stock split. After the split, the company will have about 24.6 milli
1 answer:
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Answer:
a) 0.667
b) Yes
Explanation:
Data provided in the question:
Mean = 0.04
Standard Deviation = 0.003
Upper Specification Limit, USL = 0.046
Lower Specification Limit, LSL = 0.034
Now,
a) Capability Index is given as:
Cp =
or
Cp =
or
Cp = 0.667
Also,
Cpk = min(
or
Cpk = min(
or
Cpk = min( 0.667 , 0.667 )= 0.667
Since,
Cp and Cpk are same in this case
therefore, it is ideal condition and process is capable
b) yes