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What is data visualization? What are the advantages or disadvantages of presenting data in visual form? 2. What are a bar chart, line chart, and

What is data visualization? What are the advantages or disadvantages of presenting data in visual form?

2. What are a bar chart, line chart, and pie chart? When do you use which one?

3. What is the procedure for hypothesis testing? What type of errors can it bring about? What are the solutions for these errors?

4. What is P-value? How do you calculate it and what is the basic rule that guides us to reject or not reject the null hypothesis?

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