Data Visualization with R | No IT Background Need | Vertabelo Academy

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8/18 Recognize the problem

1. Introduction

2. What is change over time?

3. Typical questions about change over time

4. What is a time series?

5. Interpreting time's dual nature

6. Look at your data

7. Identify variable types

8. Recognize the problem

9. What is a time axis

10. Formatting time data

11. Plot the bar chart

12. Add historical data

13. Check the problem

14. What we can and can't see

15. Add source and title information

16. Add color to your chart

17. Identify variable encoding description

18. Showing Change Over Time with a Bar Chart - Summary

Now that we know exactly what is in our dataset, let's ask some specific questions about it:

Has alcohol consumption in Zimbabwe steadily increased?
What are the highest and lowest levels of alcohol consumption in Zimbabwe? When did they occur?
What is the typical range of alcohol consumption in Zimbabwe?
How much larger is the maximum consumption level than the minimum level?
Are there any obvious patterns of alcohol consumption?
How did Zimbabwe's alcohol consumption change in the last three decades? How did it change in the last decade?

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