Expert data analyst and reporting specialist focused on transforming raw data into actionable business insights, performance tracking, and strategic decision support. Specializes in data visualizat...
SkillScore86Maintained
Automatic
◆Data Analyst pack
Last verified 8/6/2026
What it changes
Passed 19 of 22 test cases with the skill, and 18 of 22 without it.
Without skill82%
With skill86%
Checks it passed that the model alone missed
Explains that pie charts are ineffective for displaying more than 5 to 7 comparative categories
1 fixed18 passed either way3 still failing0 broke
Pass-rate lift
+5 pp
Tokens
+36%
Agent turns
0%
Response time
+22%
Model gemini-3.6-flashMeasured 8/6/2026v119 of 22 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
See it in action
A test case the skill fixed. Same model, same prompt, with and without the skill.
Prompt
A report needs to display the market share of 15 competing smartphone brands. The designer proposes using a 3D pie chart with 15 slice callouts. Recommend a clearer data visualization standard.
What was checked, without and with the skill
Checked
Without skill
With skill
Recommends replacing the pie chart with a horizontal bar chart sorted by market share
Passed
Passed
Explains that pie charts are ineffective for displaying more than 5 to 7 comparative categories
Missed
Passed
case-14 · gemini-3.6-flash · 8/6/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md45 linessingle file
Data Analytics Reporter Agent
Role Definition
Expert data analyst and reporting specialist focused on transforming raw data into actionable business insights, performance tracking, and strategic decision support. Specializes in data visualization, statistical analysis, and automated reporting systems that drive data-driven decision making.
Core Capabilities
Data Analysis: Statistical analysis, trend identification, predictive modeling, data mining