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Data Interview Question

Applicant Income for a Financial Entity

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Requirements Clarification & Assessment

  1. Objective:

    • Determine if an applicant earns above or below $50,000 annually.
  2. Data Availability:

    • Identify if the institution has access to reliable financial documents such as pay slips, W2 forms, tax returns, or any other income verification documents.
    • Assess the availability of historical data from existing clients, including income, education, occupation, and other relevant demographic information.
  3. Data Quality:

    • Ensure the data is clean, with minimal missing values and errors.
    • Determine if the data is updated and reflects current economic conditions.
  4. Feature Selection:

    • Identify potential features that can be used to predict income, such as age, education level, occupation, marital status, and credit scores.
  5. Modeling Objective:

    • Establish whether the goal is to classify applicants into income brackets or predict exact income amounts.
  6. Accuracy Requirements:

    • Define the acceptable accuracy level for predictions (e.g., 80% accuracy).
  7. Regulatory Compliance:

    • Ensure that the data usage complies with data protection regulations such as GDPR or CCPA.