Statisical Analysis Training

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Does anyone know of a self study workbook or training guide that would be a good starting point for a manager who needs to know more about sampling strategies and statisical analysis. Nothing too indepth!
Nicola Martin

Does anyone know of a self study workbook or training guide that would be a good starting point for a manager who needs to know more about sampling strategies and statisical analysis. Nothing too indepth!
Nicola Martin