Car Price Predictor

Select an exported model, enter the car details, and estimate the used-car price from saved linear regression coefficients.

Predict a Price

Loaded Model

Train/test split 70/30
Mileage effect -0.0966
Age effect -977

These values come from the selected JSON file in the models folder.

Model Performance

Data Rows MAE RMSE R-squared
Training set 70 $1,299 $1,588 0.966
Test set 30 $1,324 $1,633 0.958

MAE and RMSE are average price errors in dollars. Lower is better. R-squared is closer to 1 when the model explains more of the price variation.

Selected Model Plot

Actual prices versus predicted prices for the selected model
Car ID Mileage Age Price
100 81,600 5 $20,600
99 33,000 2 $27,200
98 51,200 5 $20,400
97 48,100 4 $23,200
96 126,900 9 $8,900