AutoNexa's car loan calculator

Data Validation in Excel

Ramiz Assaf

Academic and Professional Trainer

AutoNexa Motors

 

  • Car Dealership
  • New and pre-owned cars

Car Showroom

Data Validation in Excel

Problem

  • Inconsistent or inaccurate loan estimates

Application rejection

  • Manual data entry errors

Distressed woman sitting with laptop

Data Validation in Excel

Problem Examples

Examples:

  • Typos in Vehicle Identification Numbers (VIN)
  • Unrealistic Annual Percentage Rates (APR) rates
  • Payment terms outside company policies
Data Validation in Excel

Solution: Data Validation

You need to :

  • Redesign the company's car loan calculator
  • User-friendly tool
  • Enforce business logic through data validation in Excel
Data Validation in Excel

A reminder on Data Validation Steps in Excel

  1. Define clear validation rules based on business requirements.

  2. Implement these rules using Excel's Data Validation tools.

  3. Test your validations by deliberately entering invalid data.

  4. Finalize the calculator to ensure it guides users clearly and consistently.

Data Validation in Excel

Project outcomes

Customer Trust

Data Validation in Excel

Let's practice!

Data Validation in Excel

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