The Use of Serial Correlation in the Analysis of Data from Interrupted Time Series Trials with Single Subjects in Educational Research

There is need in educational psychology and elsewhere for a simple but reliable technique for analysing data from baseline/intervention type studies with single subjects. The serial‐correlation approach is suitable for this purpose and provides not just a test of statistical significance but also an index of the strength of relationship between intervention and any change, as well as an indication of the proportion of the total variance...