# Car Depreciation Project

### By: Collin King and Abhishek Mohan - 7th Period

## Muscle Cars

## Audi S5

*Audi S5*

2014-*$47,998; 10,727 miles*

2013- $41,995; 29,857 miles

2012- $35,998; 35,513 miles

2011- $33,987; 48,914 miles

2010- $30,499; 59,254 miles

## Regression Equation: y = 52,600.21 x 0.89^x

## Rate of Depreciation: 11%

__2015 Model Prediction- $59,101__

__Actual 2015 Model Cost- $54,500__

## .

## X-Axis: Number of Years Used For

## Y-Axis: Cost of Car

## Mustang V6

*Mustang V6*

2014- $18,981; 10,740 miles

2013- $16,424; 22,104 miles

2012- $15,898; 34,689 miles

2011- $14,543; 49,432 miles

2010- $13,671; 62,450 miles

## Regression Equation: y = 19,956.19 x 0.93^x

## Rate of Depreciation: 7%

__2015 Model Prediction- $21,458__

__Actual 2015 Model Cost- $25,119__

## .

## X-Axis: Number of Years Used For

## Y-Axis: Cost of Car

## Chevrolet Corvette Coupe

*Chevrolet Corvette Coupe*

2014- $52,979; 10,831 miles

2013- $47,996; 22,786 miles

2012- $42,990; 36,893 miles

2011- $40,800; 45,760 miles

2010- $39,650; 59,567 miles

## Regression Equation: y = 55,743.69 x 0.93^x

## Rate of Depreciation: 7%

__2015 Model Prediction- $59,939__

__Actual 2015 Model Cost- $55,000__

## .

## X-Axis: Number of Years Used For

## Y-Axis: Cost of Car

## Dodge Challenger SXT

*Dodge Challenger SXT*

2014- $21,995; 14,355 miles

2013- $20,398; 22,968 miles

2012- $17,799; 36,057 miles

2011- $16,462; 47,306 miles

2010- $15,478; 61,848 miles

## Regression Equation: y = 24,054.59 x 0.91^x

## Rate of Depreciation: 9%

__2015 Model Prediction- $26,434__

__Actual 2015 Model Cost- $26,995__

## .

## X-Axis: Number of Years Used For

## Y-Axis: Cost of Car

## Comparison of all Cars

- Audi S5 - Blue - 11% depreciation
- Mustang V6 - Purple - 7% depreciation
- Chevrolet Corvette Coupe - Green - 7% depreciation
- Dodge Challenger SXT - Orange - 9% depreciation

## WHICH IS THE BEST PURCHASE???

Chevrolet Corvette Coupe

2015 Predicted Cost-** $59,939 **Actual Cost- **$55,000 **__Act cost is 8.2% lower than predicted__

2014 Predicted Cost- **$55,744** Actual Cost-** $52,979 **__Act cost is 5.0% lower than predicted__

2013 Predicted Cost- **$51,842** Actual Cost- **$47,996 **__Act cost is 7.4% lower than predicted__

2012 Predicted Cost-** $48,213** Actual Cost- **$42,990 **__Act cost is 10.8% lower than predicted__

2011 Predicted Cost-** $44,838** Actual Cost- **$40,800 **__Act cost is 9.0% lower than predicted__

2010 Predicted Cost- **$41,699** Actual Cost- **$39,650 **__Act cost is 4.9% lower than predicted__