Analyses
Price by Year
Total price vs. car age, grouped by model. Shows distribution as a boxplot.
Price Drop by Percentage
Used-car price as a percentage of the original new-car price, by age.
Price by Color
Total price vs. car age for a single model, grouped by exterior color.
Price Change Patterns
How quickly do prices drop? Scatter chart of price reductions over time by brand or model.
Listing Survival
How long do listings last? Survival curve showing % still available over time.
Price Comparison
Scatter chart of price vs. mileage or age for a single model, grouped by grade.
Price Adjustment per Model
Mean and median price adjustment curves over time, compared across models.