data-analysis
Installation
SKILL.md
<quick_start> Universal data loader:
df = load_data("file.csv") # Supports CSV, Excel, JSON, Parquet, PDF, PPTX
SaaS metrics:
metrics = calculate_saas_metrics(df) # MRR, ARR, LTV, CAC, churn
retention = cohort_retention_analysis(df) # Retention matrix
McKinsey-style charts: Action titles ("Q4 Revenue Exceeded Target by 23%"), not descriptive titles </quick_start>