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The Human Development Index (HDI) is a summary measure of average achievement in key dimensions of human development: a long and healthy life, being knowledgeable and have a decent standard of living. The HDI is the geometric mean of normalized indices for each of the three dimensions.
Each HDI Certification reflects the level of knowledge required for specific roles, ranging from Customer Service Representative to Support Center Director. HDI offers training that aids individuals in preparing for the certification exams while building their knowledge and developing skills based on the certification standards.