CSV Numeric Column Variance

Calculate statistical variance (sample and population) of numbers in a CSV column.

How It Works & Processing Standards

Calculate statistical variance (sample and population) of numbers in a CSV column.

Your input data is never sent to any server and is securely processed on your device.

Current Limits

  • Desktop max file size: 50MB
  • Mobile max file size: 20MB

CSV Numeric Column Variance is a 100% free, browser-based online utility. All calculations and file conversions run locally inside your browser (Local-First) without sending data to remote servers, keeping your documents and inputs strictly private.

How to Use CSV Numeric Column Variance

  1. 1
    Paste CSVPaste your CSV table.
  2. 2
    Select ColumnChoose the numerical column.
  3. 3
    View VarianceReview sample variance (s²) and population variance (σ²).

Examples

Variance Calculation
Input: id,value 1,2 2,4 3,4 4,4 5,5 6,5 7,7 8,9
Result: Sample Variance (s²): 4.571 Population Variance (σ²): 4.000

Common Use Cases

  • Quantifying spread in scientific experiment observations
  • Risk modeling and portfolio volatility assessment in financial analysis
  • Validating mathematical distribution properties in machine learning datasets

Frequently Asked Questions (FAQ)

How is variance related to standard deviation?

Standard deviation is simply the square root of the variance.

Have feedback or ideas for this tool? Suggest & Inquire →