Answers to the checkpoints of chapter 3
- Dependent in the rows; independent in the columns.
- Student loan (= independent variable) in the column; holiday (= dependent variable) in the row.
- Row percentages, comparing by column.
- Clustered box plot/bar chart.
- Multiple line chart, trend line.
- Stacked bar chart.
- Clustered bar chart
- Dot plot for experience (x-axis) and income (y-axis).