C problems and solutions validating
Thus the term rapid appraisal does not refer to a single technique but to a range of investigation procedures.
In this way, it is thought that the varying perspectives of RRA research team members will provide a more balanced picture.
With the idea of RRA in mind, he is "convinced that the same message could have been put across more quickly, cheaply and effectively, with evidence drawn from a smaller, purposively selected and studied sample and with no significant reduction in reliability".
Ellman was later commissioned to carry out another study, and having learnt from that earlier experience, he identified the minimum amount of data that was required and was likely to be effectively used for planning purposes.
The application of RRA has been quite wide as regards rural development, for example in health, nutrition, emergencies and disasters, non-formal education, agroforestry, natural resource assessment and sociology approaches.
RRA has also been applied in agricultural marketing, although the marketing orientation of RRA studies has not been very well defined.