Abbreviated Interrupted Time-Series - Institute for Policy Research
Abbreviated Interrupted Time-Series - Institute for Policy Research
Abbreviated Interrupted Time-Series - Institute for Policy Research
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
How well are these<br />
Conditions met in Most Ed <strong>Research</strong>?<br />
• The Box & Jenkins tradition require roughly 100<br />
observations to estimate cyclical patterns and error<br />
structure, but<br />
• This many data points is rare in education, and so we<br />
will have to deviate (but borrow from) the classical<br />
tradition.<br />
• Moreover,…