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Six Sigma Lean Master Black Belt Certification Questions Part 3

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Question : 16

Total: 40

A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt’s effort requiring that the average cost of an internal critical raw material component be less than or equal to $3,600 in order to stay within budget. Using a sample of 42 first article components, a Mean of the new product upgrade price of $ 3,200 and a Standard Deviation of $180 wasestimated. Based on the data provided, the Z value for the data assuming a Normal Distribution is?

1.11
2.22
4.30
5.42

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