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I had a conversation with my colleague about the estimated cost for validating a psychometric test (e.g., personality test in I/O psychology)

How many people should be included and what are they job description?

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what's "io" and "ie"? I'd edit your english, but I'm not sure what you mean. – Memming Apr 11 '14 at 20:43
i-o industrial organizational ie - id est (latin) – ICanFeelIt Apr 14 '14 at 14:05

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