[R-sig-ME] cumulative Z-structure

[Ben Bolker]

  Can you say a little more about how the cumulative Z-structure is
defined? I can see that it's defined on p. 390 of Raudenbush's HLM 6
book, but I can't get to that page on Google Books to see how it's
actually specified ...
On Sun, Jul 22, 2018 at 10:51 AM Peter Paprzycki
<peter.paprzycki using gmail.com> wrote:
>
> In longitudinal,  repeated-measure intervention research, the authors of
> HLM 6.03 software recommend using a so called cumulative Z-structure to
> reflect the carry-overs of intervention effects from one measurement
> occasion to another. Is there an equivalent of this structure with the use
> of the lme function? The data set up is annual observations nested in
> students crossed by teachers and schools with intervention on and off
> between years.
>
>
>
> I appreciate guidance. Thank you.
>
> Peter
>
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