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Thread: Golden Rule No 2.5

  1. #1
    All AUGI, all the time Roger Evans's Avatar
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    Default Golden Rule No 2.5

    One of my golden rules in assessing how much time it will take to do a job :~

    a. Make a reasonable prediction of the time you think it will take
    b. multiply that time by a factor of 2.5

    c. Take another look at the job in hand & ask yourself if 2.5 will be enough (very pertinent if you are trying something new / experimental / untried / for the first time )

    d. Build the result & cost into a fee proposal.


    I can accept no responsibility for any inaccuracies you may experience but I find as a general rule it is far better than "a." on its own
    Last edited by Roger Evans; 2005-05-09 at 12:00 AM.

  2. #2
    Revit Founder irwin's Avatar
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    Default Re: Golden Rule No 2.5

    For software development I've found a factor of 3 is about right, though it varies based on the programmer.

  3. #3
    All AUGI, all the time mlgatzke's Avatar
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    Default Re: Golden Rule No 2.5

    A firm I used to work for used a factor of 3.5 as their "multiplier".

  4. #4
    Revit Founder LRaiz's Avatar
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    Default Re: Golden Rule No 2.5

    The value fluctuates between Euler number / base of natural logarithms (2.71828182846...) and Pi / π (3.14159 26535 89793)
    Last edited by LRaiz; 2005-05-10 at 03:36 AM.
    Leonid Raiz

  5. #5
    Super Moderator beegee's Avatar
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    Default Re: Golden Rule No 2.5

    Yeah .... course .... just as you'd expect.... I knew that



    Quote Originally Posted by LRaiz
    The value fluctuates between Euler number / base of natural logarithms (2.71828182846...) and Pi / π (3.14159 26535 89793)
    Bruce Gow.

    Karel*CAD. Application Specialist..
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    Revitalize. Blog

  6. #6
    Super Moderator blads's Avatar
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    Default Re: Golden Rule No 2.5

    Quote Originally Posted by LRaiz
    The value fluctuates between Euler number / base of natural logarithms (2.71828182846...) and Pi / π (3.14159 26535 89793)
    I've usually used a factor of 3 which is about right, but prefer "Leonid's" answer as it appeals to my warped geeki-ness...
    Cheers @blads
     Mac Geek | Building Design Suite Premium 2014 | Multi-award winning Building Designer | HERS Assessor | AEC Applications engineer

  7. #7
    Super Moderator beegee's Avatar
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    Default Re: Golden Rule No 2.5

    But can you quote pi to 15 decimal places, from memory, as Leonid can.....

    Quote Originally Posted by bladams
    >>> but prefer "Leonid's" answer as it appeals to my warped geeki-ness...
    Last edited by beegee; 2005-05-10 at 04:23 AM.
    Bruce Gow.

    Karel*CAD. Application Specialist..
    Architect.
    Revitalize. Blog

  8. #8
    All AUGI, all the time Jim Balding's Avatar
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    Default Re: Golden Rule No 2.5

    In school we always used 2.58... Close enough I guess.
    - JB

  9. #9
    All AUGI, all the time J. Grouchy's Avatar
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    Default Re: Golden Rule No 2.5

    Quote Originally Posted by beegee
    But can you quote pi to 15 decimal places, from memory, as Leonid can.....
    How about the first million?

  10. #10
    Revit Founder LRaiz's Avatar
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    Default Re: Golden Rule No 2.5

    Quote Originally Posted by grav8e
    This makes me think of changing my avatar
    Leonid Raiz

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