cxcscmu/excel-weighted-mean
Calculating GDP-weighted means and other weighted statistics in Excel using SUMPRODUCT, including net exports as percent of GDP.
npx skills add https://github.com/cxcscmu/SkillLearnBench --skill excel-weighted-mean
Take cxcscmu/excel-weighted-mean from the repository into ~/.claude/skills for personal
use, or into .claude/skills inside a project.
The agent identifies a skill by the name field in its header. Two skills with the
same name cannot sit side by side — one of them will be ignored.