regression-analysis-helper

Regression Analysis Helper - Auto-activating skill for Data Analytics. Triggers on: regression analysis helper, regression analysis helper Part of the Data Analytics skill category.

0.93x

Quality

Does it follow best practices?

Impact

93%

0.93x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./planned-skills/generated/12-data-analytics/regression-analysis-helper/SKILL.md

Evaluation results

92%

-8%

Customer Subscription Churn Prediction

Step-by-step regression workflow with output validation

Criteria

Without context

With context

Step-by-step document

100%

Ordered workflow

100%

Production-ready script

100%

Script runs end-to-end

100%

Metrics file present

100%

Multiple metrics

100%

Validation report present

100%

Validation addresses output quality

100%

Industry-standard model

100%

Feature use

100%

Without context: $0.3673 · 2m 3s · 19 turns · 19 in / 6,822 out tokens

With context: $0.7294 · 3m 8s · 29 turns · 62 in / 11,553 out tokens

100%

Retail Sales Trend Regression Analysis

SQL-based regression with BI reporting and visualization

Criteria

Without context

With context

SQL queries present

100%

Aggregation query

100%

Summary stats query

100%

Regression script present

100%

Standard library used

100%

Visualization output

100%

Visualization shows regression results

100%

BI report present

100%

BI report includes statistics

100%

Industry best practices

100%

Step sequence documented

100%

Without context: $0.6092 · 3m 2s · 25 turns · 28 in / 10,654 out tokens

With context: $0.8013 · 3m 31s · 33 turns · 320 in / 12,466 out tokens

89%

-11%

Marketing Mix Attribution Regression

Production-ready multivariate regression with validation

Criteria

Without context

With context

Pipeline script complete

100%

Script is well-commented

100%

All four channels used

100%

Industry-standard library

100%

Coefficient report present

100%

Coefficient interpretation

100%

Validation file present

100%

Multiple validation metrics

100%

Methodology document present

100%

Reproducible methodology

100%

Validation standard used

100%

70%

Without context: $0.5671 · 2m 36s · 27 turns · 27 in / 9,385 out tokens

With context: $0.8789 · 3m 54s · 30 turns · 61 in / 16,219 out tokens

Repository: jeremylongshore/claude-code-plugins-plus-skills
Commit: 0c08951

Evaluated: 18 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Customer Subscription Churn Prediction Retail Sales Trend Regression Analysis Marketing Mix Attribution Regression

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