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  • October 25, 2017 at 4:07 pm in reply to: CSSBB Primer Sample Questions – Need Help #5937
    Lori Snetsinger's avatarLori Snetsinger
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    Basic Black Belt Study Guide (Free)

    I found an answer to this on the interwebs, here’s an excerpt, as well as the link:
    In the question process spread is given 10 units… And you have taken it as standard deviation directly….
    This process spread of 10 units is assumed to be 6 sigma. Thus sigma is 10/6.

    September 19, 2017 at 9:00 am in reply to: CSSBB Primer Sample Questions – Need Help #5849
    Lori Snetsinger's avatarLori Snetsinger
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    Basic Black Belt Study Guide (Free)

    The problem is that I don’t have the value for n to be able to look up the d2 value.

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