4. The various types of data we can work with

Quiz 2: Types of data

5. Levels of measurement

Quiz 3: Levels of measurement

6. Categorical variables. Visualization techniques for categorical variables

Quiz 4: Categorical variables. Visualization Techniques

7. Categorical variables. Visualization techniques. Exercise

8. Numerical variables. Using a frequency distribution table

Quiz 5: Numerical variables. Using a frequency distribution table

9. Numerical variables. Using a frequency distribution table. Exercise

10. Histogram charts

Quiz 6: Histogram charts

11. Histogram charts. Exercise

12. Cross tables and scatter plots

Quiz 7: Cross Tables and Scatter Plots

13. Cross tables and scatter plots. Exercise