Tiffany Lian
was active Not recently activeTiffany Lian joined iSixSigma 14 years, 1 month ago.
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Tiffany Lian replied to the topic Sample size…Why 30? in the forum General 14 years, 1 month ago
Hi, Sambuddha:
I am new to this forum, & very curios “why 30”? Could you please also send me the info, thank you very much.
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Tiffany Lian
