Issue with IASSC Black Belt Evaluation Exam Question
February 8, 2021 at 11:38 am #252332
Rachid BekaniParticipant@racrac Include @racrac in your post and this person will
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I purchased the IASSC Black Belt Evaluation Exam one question in the set said :
From this control chart with a center line indicated by line number 4, which of the following observation numbers is more than 2 sigma from the mean?
the proposed answers are :
trying to synthesize the elements to answer the questions, it seems to me that something is missing.
Finally I sent an email to IASS They answered me that the question is fair and complete.
Now I find the basis for answering the question.
thank you0February 16, 2021 at 4:22 pm #252456
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