ClaudSkills / Science & Research / math-stats

Plan Analysis

Q: What is a Claude Code skill and how does the Plan Analysis skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Plan Analysis is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Science & Research category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Science & Research · Sub-category: math-stats · Last updated: 2026-06-13

User describes a research question — what they're trying to predict or explain, what variables are involved, and what the study design looks like — and wants a recommended statistical model with a hierarchical test sequence from null to fully specified. Use this skill whenever the user asks which statistical test or model to use, wants to plan an analysis, needs help choosing between ANOVA/regression/mixed effects/CCA/factor analysis, or describes outcome and predictor variables and wants a structured modelling approach.

About this skill (catalog notes)

Plan Analysis includes at least one code block. The SKILL.md runs to about 852 words, in the catalog's typical mid-range.

License: MIT
Original author: bcmcpher
Indexed lastmod: 2026-06-13
Catalog position: Science & Research · math-stats
Indexed related skills: 10

How Plan Analysis fits the catalog

Plan Analysis sits in the Science & Research category under the math-stats sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

Route a research question to the right statistical family and produce a hierarchical model sequence — null through fully specified — that the user can run and refine.

What this skill does

Plan Analysis is a community-contributed Claude Code skill in the math-stats sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/plan-analysis/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Plan Analysis Claude Code skill is built for researchers, data scientists, academics, and analysts working with complex data and scientific literature. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/plan-analysis
curl -L https://claudskills.com/skills/plan-analysis/SKILL.md \
  -o ~/.claude/skills/plan-analysis/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/plan-analysis/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/plan-analysis/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\plan-analysis\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Plan Analysis Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/plan-analysis/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Plan Analysis skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Plan Analysis skill?

Use Plan Analysis when your Claude Code task falls under the Science & Research category — specifically in the math stats area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Plan Analysis" or describe the task and let Claude pick). Browse related skills at /category/science/.

What is a Claude Code skill and how does the Plan Analysis skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Plan Analysis is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Science & Research category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/bcmcpher/my-skills/blob/97b36537047f7f6da93dc7de655595a3ed22c072/plugins/stat-analysis/skills/plan-analysis/SKILL.md
License: MIT
Author: bcmcpher

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

bcmcpher. (2026). Plan Analysis [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/plan-analysis/

BibTeX

@misc{plan-analysis-2026,
  author    = {bcmcpher},
  title     = {Plan Analysis [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/plan-analysis/}
}

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