retention-calculator

Retention Calculator - Auto-activating skill for Data Analytics. Triggers on: retention calculator, retention calculator Part of the Data Analytics skill category.

1.03x

Quality

Does it follow best practices?

Impact

93%

1.03x

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/retention-calculator/SKILL.md

Evaluation results

88%

-1%

Monthly Cohort Retention Analysis

SQL cohort retention analysis

Criteria

Without context

With context

SQL primary method

100%

Cohort definition in SQL

100%

Month-over-month retention in SQL

100%

Production-ready SQL structure

70%

Results CSV produced

100%

Output validation present

33%

25%

Step-by-step structure

100%

BI summary present

100%

BI framing in summary

100%

Without context: $0.3428 · 1m 24s · 16 turns · 17 in / 5,884 out tokens

With context: $0.6460 · 2m 19s · 35 turns · 66 in / 8,783 out tokens

100%

10%

Subscription Retention Dashboard

Retention metrics visualization

Criteria

Without context

With context

Visualization produced

100%

Tier breakdown in chart

100%

Retention rate calculated

100%

Production-ready code

70%

100%

Step-by-step structure

100%

Output validation

30%

100%

Industry-standard charting

100%

BI insights document

100%

Business framing in insights

100%

No large intermediate files

100%

Without context: $0.3044 · 1m 23s · 20 turns · 21 in / 4,516 out tokens

With context: $0.5444 · 1m 57s · 30 turns · 282 in / 6,605 out tokens

91%

-1%

Evaluating a Retention Improvement Initiative

Statistical retention significance testing

Criteria

Without context

With context

Statistical test applied

100%

P-value reported

100%

Retention rates reported

100%

Confidence interval included

100%

Output validation

40%

50%

Step-by-step structure

100%

70%

Production-ready code

100%

Methodology documented

100%

Plain-English conclusion

100%

BI framing

66%

83%

Without context: $0.3763 · 1m 26s · 21 turns · 21 in / 5,607 out tokens

With context: $0.4671 · 1m 34s · 27 turns · 58 in / 5,846 out tokens

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

Evaluated: 17 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Monthly Cohort Retention Analysis Subscription Retention Dashboard Evaluating a Retention Improvement Initiative

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