Answer the following questions in a paragraph. Use Apa Style and avoid plagiarism. Use citations and references. Make the assignment in Spanish.

1. What are the advantages and disadvantages of using a bar chart, pie chart or Pareto chart?

2. Contrast the bar chart for categorical data with the histogram for numerical data.

3. What types of percentages can help interpret the results obtained in a contingency table based on two categorical variables?

4. What are some ethical aspects that must be present when presenting data in tables and graphs?