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How was IPE Version 3 developed and tested for validity?

April 26, 2017ipe tested validity version

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How was IPE Version 3 developed and tested for validity?

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IPE has been used by thousands of companies both as the basis for their grading structure and as a means to market norms for compensation. IPE has proven to be an accurate predictor of market value for base salary in surveys conducted worldwide. The validity of IPE Version 3 as a measure of market worth has been tested using data from numerous surveys prior to its launch. Those tests have shown that the IPE system continues to be an accurate measurement criterion for predicting market value in terms of compensation.