IOC refers to consistency between the texts in question with the purpose. Between 1 and-1 a question text meets the IOC content is closer to 1.00 if there are any IOC values less than 0.5 should update the new question, consistent with the objectives of the measure. How to find a precision analytical content. To do this, find the consistency or the index of the consistency between each question with a purpose (Index of Item – Objective Congruence or IOC)
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