ASQ
CSSBB · Question #32
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…
The correct answer is C. hour to hour. See the full explanation below for the reasoning.
Measure Phase
Question
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. After some more work on the dryer, additional data are collected which when plotted looks like this:
Which type of variation dominates?
Exhibits
Options
- Awithin sample
- Bsample to sample within the hour
- Chour to hour
- Dnone of the above
How the community answered
(26 responses)- A4% (1)
- B4% (1)
- C81% (21)
- D12% (3)
Topics
#variation analysis#hour-to-hour variation#temporal patterns#data interpretation
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