What is the chi-square test? where can you apply it? please, Ask an Expert

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1) What is the Chi-square test? Where can you apply it? Please site an example of how it was used and the outcome of the test. I think this could help me better than the book, it is difficult to understand.

2) What is regression analysis and multiple regression? How would they be used in an outpatient setting? Please indentify two areas where you can use the two concepts and what would be the possible outcomes.

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