Perform statistical analysis to rank and compare data items.

Install

mkdir -p .claude/skills/scoring-engine && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/3888" && unzip -o skill.zip -d .claude/skills/scoring-engine && rm skill.zip

Installs to .claude/skills/scoring-engine

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

Statistical scoring with z-scores, percentiles, freshness decay, and cross-category normalization. Rank and compare items with confidence scoring.
146 charsno explicit “when” trigger
Intermediate

Key capabilities

  • Calculate Z-scores and percentiles
  • Apply freshness decay to time-sensitive data
  • Normalize scores across different categories
  • Calculate confidence scores based on sample size
  • Remove outliers using IQR method

How it works

The engine processes datasets to calculate statistical thresholds and applies decay functions to rank items objectively.

Inputs & outputs

You give it
Dataset of items with view counts and timestamps
You get back
Normalized performance scores and confidence metrics

When to use scoring-engine

  • Rank items by performance
  • Calculate Z-scores for datasets
  • Normalize data across categories
  • Apply freshness decay to data

About scoring-engine

The engine processes datasets to calculate normalized scores and rankings. It incorporates freshness decay, percentiles, and z-scores to provide objective comparisons across different data categories.

Statistical scoring with z-scores, percentiles, freshness decay, and cross-category normalization. Rank and compare items with confidence scoring.

When not to use it

  • When data is not numerical or lacks a clear baseline
  • When sample sizes are too small for statistical significance

Limitations

  • Requires sufficient sample size for confidence scoring
  • Outlier removal may discard valid extreme data points

How it compares

It uses percentile-based scoring and freshness decay to handle skewed data and time-sensitive content, unlike simple mean-based ranking.

Compared to similar skills

scoring-engine side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
scoring-engine (this skill)16moNo flagsIntermediate
excel-analysis229moNo flagsIntermediate
csv-data-summarizer1510moReviewBeginner
finance-manager129moReviewIntermediate

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