The tutorial is based on R and StatsNotebook, a graphical interface for R.
This tutorial will provide step-by-step guide on reshaping the data from
Wide to Long Long to Wide Wide to Long We will use the built-in Human Development Index dataset in this example. This dataset can be loaded into StatsNotebook using instruction here. This is a data from the United Nations Development Programmes (UNDP).
This dataset contains the following variables
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