GAQM Certified Lean Six Sigma Black Belt (CLSSBB) CLSSBB Question # 37 Topic 4 Discussion

GAQM Certified Lean Six Sigma Black Belt (CLSSBB) CLSSBB Question # 37 Topic 4 Discussion

CLSSBB Exam Topic 4 Question 37 Discussion:
Question #: 37
Topic #: 4

SCENARIO

A Six Sigma team is measuring the moisture content of corn starch as it leaves the conveyer belt of a dryer. They collect one sample four cups of starch at times indicated in the chart at fixed locations labeled A, B, C, and D across the end of the belt. See the diagram below.

CLSSBB Question 37

After some more work on the dryer, additional data are collected which when plotted looks like this:

CLSSBB Question 37

Which type of variation dominates?


A.

within sample


B.

sample to sample within the hour


C.

hour to hour


D.

none of the above


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