Data Analysis

Overview

Use this skill for analyzing data, identifying patterns, and creating structured reports.

Keywords: data analysis, statistics, trends, visualization, reporting

Process

1. Data Understanding

• Identify data types, ranges, and distributions
• Check for missing values and anomalies
• Understand the business context

2. Analysis Methods

• Descriptive statistics (mean, median, distribution)
• Trend analysis (time-series patterns)
• Comparative analysis (benchmarking, A/B)
• Correlation and relationship discovery

3. Reporting

• Lead with key insights and actionable findings
• Use tables and structured formats for clarity
• Include methodology notes for reproducibility

Output Format

• Executive summary with top 3 findings
• Detailed analysis with supporting data
• Recommendations based on findings