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Data Analyst Workbook

Cleans raw data and turns it into an Excel workbook with formulas, charts and plain-language conclusions

Stars
11,537
Licence
Apache-2.0
Files
1 file

What it does

When installed, the agent works through a dataset in a fixed order: it first checks what each column means, counts rows, and flags blanks, duplicates and mixed units, asking you about anything unclear. It then builds an Excel workbook with a cleaned data sheet and a summary sheet that uses live formulas and charts rather than typed-in numbers. Finally it writes 3-5 short conclusions, each with a supporting figure and a likely explanation or recommendation, and says 'insufficient data' where the data cannot support a claim.

Great for

  • Small business owners who have sales or operations exports and want clear takeaways
  • Analysts who want a fast first-pass workbook with grouped statistics and charts
  • Non-technical staff who need to explain trends to a manager

Skip it if

  • Large datasets or production pipelines, since the workflow is built around a single table and spreadsheet output (reason: not designed for scale or repeatable automation)
  • Decisions with legal, medical or financial consequences made on the basis of the summary alone (reason: conclusions are inferred from the data and not validated by a specialist)

Try asking

  • “Analyse this sales export and give me the key conclusions”
  • “Turn this data into an analysis workbook with charts”
  • “Clean this customer list and flag duplicates and blank fields”
  • “Compare this year's monthly revenue with last year's and show the trend”
Step-by-step guide: how to use Data Analyst WorkbookInstall, first run, examples, tips and FAQs

Install in 3 steps

  1. 1

    Download the skill

    The ZIP contains the 1 original files, the Apache-2.0 licence and an attribution note.

    data-analyst.zip
  2. 2

    Add it to your agent

    Claude Code (all projects)

    mkdir -p ~/.claude/skills && unzip data-analyst.zip -d ~/.claude/skills/

    Claude Code / Agent SDK (this project only)

    mkdir -p .claude/skills && unzip data-analyst.zip -d .claude/skills/

    Claude apps (web/desktop): Settings → Capabilities → Skills → Upload skill, and choose the ZIP.

  3. 3

    Ask for the task

    No special command needed — the agent reads the skill's description and loads it when your request matches. Try one of the prompts above.

Get better results

  • Give the agent a clear description of what each column means and the units used, so it does not have to guess
  • Ask follow-up questions on the conclusions, for example by requesting a different grouping or time period
  • Check the formulas in the summary sheet against a few rows yourself before sharing the workbook

What's inside

  • SKILL.md

Redistributed unmodified from genspark-ai/genoffice under the Apache-2.0 licence. The assessment was drafted with AI from the skill's files on 2026-10-29. Skills can instruct your agent to run code — read SKILL.md and any scripts before installing.