Use this skill when the task involves analyzing data to compute statistics, aggregations, or summaries, and presenting the results as a report. Suitable for tasks like "summarize this dataset", "calculate averages and totals", "generate a weekly sales report", or "show me trends in this data".
NewMaintained
Automatic
◆Data Analyst pack
Last verified 9/27/2026
What it changes
6 of 23 test cases passed with the skill.
Pass-rate lift
—
Tokens
-35%
Agent turns
0%
Response time
-30%
Model gemini-3.6-flashMeasured 9/27/2026v16 of 23 cases passed with skill · 6 comparable
Tokens, turns and time describe resource use, not a dollar price.
Lift withheld: 6 comparable cases; this report requires 8.
See it in action
A test case the skill fixed. Same model, same prompt, with and without the skill.
Prompt
What exact argument flag is used by `scripts/summarize.py` to specify the source dataset path?
What was checked, without and with the skill
Checked
Without skill
With skill
Identifies --input as the source path flag
Missed
Passed
case-15 · gemini-3.6-flash · 9/27/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md13 lines2 filesincludes scripts
Data Report Skill
Analyzes structured data and generates statistical summary reports.
Available Scripts
scripts/summarize.py — Compute descriptive statistics (count, mean, min, max, stddev) for numeric columns and output a Markdown report