Amen.
Start with the question to be answered. Then look at the situation -
factors, desired response, methods of measuring (operational
definitions, OK?) Maybe then we can look around and see what sort of
design will fit, and whether we can move the situation toward a specific
design. It's a trade-off between information & cost, much of the time.
Jay
dennis roberts wrote:
> At 10:49 AM 1/18/01 -0600, Ken K. wrote:
>
>> I find BH&H to be quite good, but a little hard to read and getting a
>> little
>> dated. I much prefer "Design and Analysis of Experiments" by Douglas C.
>> Montgomery, John Wiley & Sons, ISBN 0-471-52000-4
>>
>> I really like the simple style Montogomery uses in all his books
>
>
> not disagreeing with the above but, one of the big problems in selecting
> a book on experimental design is ... that appropriate designs DEPEND
> upon the problem(s) being investigated ...
>
> in addition, i have sensed that most "design" books are not really about
> designing experiments but, how to analyze data FROM particular designs
> ... and there IS a large difference
>
> while it may not be too difficult to talk about 1 and 2 and 3 or more
> factor designs ... with blocking variables or not ... with repeated
> measures or not (etc.) ... whether any of these are appropriate again
> depends on the question(s) being asked
>
>
>
>
>
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