Six Sigma and Quality Brain Teasers and Puzzles

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Design A Test - 12 Balls Puzzle
The six-sigma team must test 12 balls, one of which is the wrong weight. The only tool they have is a two-pan balance scale, so they can only measure the relative weight of one side vs the other. From the iSixSigma Forum.

Probability Calculation - Crazy Airplane Guy
What is the probability that the last (100th) person to board the plane will sit in their proper seat (#100)? From the iSixSigma Forum.

Probability Of A Process
Given a process scenario, try to determine the probability that a part is stamped in less than 3 minutes on at least 4 of the next 6 days? From the iSixSigma Forum.

Question Of The Week
One reader writes, "I would like to start emailing short questions to our GBs. I'm looking for questions that I can forward to them. Something to cover H-Testing, Regression, even simple DOE. Anything to tease them into using their training. Any suggestions?" View this post for the answers. From the iSixSigma Forum.

Question Of The Week
"I would like to start emailing short questions to our GBs. I''m looking for questions that I can forward to them. Something to cover H-Testing, Regression, even simple DOE. Anything to tease them into using their training. Any suggestions?" From the iSixSigma Discussion Forum.

The Three Curtains
One hides a prize, and the other two are empty. You don't know where the prize is, but I do. You must try to find the prize. I let you choose one, without openning it...I wonder what's in it? From the iSixSigma Forum.

Wanted: Question Of The Week
Looking for a Question of the Week for your company or Green Belts? Look no further than this discussion thread. From the iSixSigma Discussion Forum.

Submit An Article For Publication Here
Have some tips or an idea that you would like to share with the iSixSigma community? Share it here and help others understand this topic in greater detail.

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