Heagerty, Patrick Liang, Kung-Yee Zeger, Scott L.
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In the first dataset, two persons (1, 2) are observed every year for three years (2016, 2017, 2018). Individual characteristics (income, age, sex) are collected for different persons and different years. In the multiple response permutation procedure ( MRPP) example above, two datasets with a panel structure are shown and the objective is to test whether there's a significant difference between people in the sample data.
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4 Data sets which have a multi-dimensional panel design.