Answer all 2 questions individually.

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Answer all 2 questions individually.

What is the importance of data visualization in public health research? List three methods of data visualization, and identify their characteristics.
The response must be at least 300 words in length.

Compare and contrast two nonparametric tests performed in biostatistical studies. When do public health researchers use nonparametric tests? How do they compare with parametric tests?
The response must be at least 300 words in length.

See attached study guide for reference materials

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