Excel Variance Analyzer
This tool automatically calculates and interprets variances in Excel data, quickly identifying discrepancies and highlighting key insights for improved decision-making.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add excel-variance-analyzer npx -- -y @trustedskills/excel-variance-analyzer
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"excel-variance-analyzer": {
"command": "npx",
"args": [
"-y",
"@trustedskills/excel-variance-analyzer"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
This skill analyzes variance within Excel spreadsheets. It calculates and presents variance statistics, allowing for a deeper understanding of data distribution and potential outliers. The tool supports both sample and population variance calculations and provides clear, formatted results.
When to use it
- Data Validation: Verify the consistency of data entry by analyzing variance across different columns or rows.
- Risk Assessment: Identify areas of high variability in financial models or projections to assess potential risks.
- Performance Analysis: Evaluate performance metrics (e.g., sales figures, test scores) and pinpoint significant deviations from expected values.
- Statistical Reporting: Generate variance reports for inclusion in presentations or formal documentation.
Key capabilities
- Calculates sample variance
- Calculates population variance
- Formatted output of results
Example prompts
- "Calculate the sample variance for column B in my sales data spreadsheet."
- "What is the population variance of the test scores in sheet 'Results'?"
- “Show me the variance statistics for the monthly expenses.”
Tips & gotchas
- Ensure your Excel file is accessible and properly formatted before using this skill.
- Specify whether you need sample or population variance to ensure accurate calculations.
Tags
TrustedSkills Verification
Unlike other registries that point to live repositories, TrustedSkills pins every skill to a verified commit hash. This protects you from malicious updates — what you install today is exactly what was reviewed and verified.
Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.