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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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All are true about Chi-Square test except
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The correct answer is  Chi-Square test: It is a 'non-parametric test' of significance. It is used to 'test significance of association between 2 or more qualitative characteristics'. Sample must be randomly selected. Lowest expected frequency should be more than 5. The Fisher exact test tends to be employed instead of<a href=" test</a> when sample sizes are small.