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FAILURE INVESTIGATION

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Five Whys?<br />

� The 5 Whys is a questions‐asking method used to<br />

explore the cause/effect relationships underlying a<br />

particular problem.<br />

�� Ultimately Ultimately, the goal of applying the 5 Whys method is<br />

to determine a root cause of a defect or problem.<br />

�� Keep asking Why till you reach root cause

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