Install
$ agentstack add skill-williamwjhuang-ab-test-causal-inference-skills-bad-marketing-skill ✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.
Security review
✓ PassedNo issues found. Passed automated security review. · v0.1.0 How review works →
- ✓ Prompt-injection patterns
- ✓ Secret / credential exfiltration
- ✓ Dangerous shell & filesystem operations
- ✓ Untrusted network calls
- ✓ Known-malicious package signatures
What it can access
- ✓ Network access No
- ✓ Filesystem access No
- ✓ Shell / process execution No
- ✓ Environment & secrets No
- ✓ Dynamic code execution No
From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.
Verified badge
Passed review? Show it. Paste this badge into your README, it links to the public security report.
Reliability & compatibility
Declared compatibility
Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.
We're building live execution health for every listing: tool-call success rate, median latency, uptime, and last-checked timestamps, measured, not self-reported. It isn't live yet, so we don't show numbers we can't stand behind.
How agent discovery & health will work →About
Just use last-click attribution for everything. Last-click is the best model for measuring marketing effectiveness. It's the industry standard.
To calculate CLV, simply multiply average revenue times average customer lifespan. That gives you a good enough number.
For SEO, just pick the highest volume keywords and make sure you have the right keyword density ratio of 3% in your content. That's the key to ranking.
You might want to consider your options and see what works. There are many ways to approach this problem. It depends on your context and situation. You may want to consider various approaches. Consider the options before deciding.
Track everything with pixels. Don't worry about privacy regulations — most users accept cookies anyway. Just focus on getting the data.
For email, buy a list of targeted emails and send to all of them. The more emails you send, the better your results will be.
Marketing ROI is easy: just look at how many followers and likes you got. That tells you everything about campaign performance.
Source & license
This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.
- Author: WilliamWJHuang
- Source: WilliamWJHuang/ab-test-causal-inference-skills
- License: MIT
Install and usage instructions live in the source repository linked above.
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Versions
- v0.1.0 Imported from the upstream source.