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analysis-methodology

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UpdatedJuly 13, 2026 at 15:49

Data analysis methodology โ€” how to frame a question, pick the right technique, avoid statistical traps, and connect results to decisions. NOT a tool tutorial (pandas/polars/duckdb live in python-data-analysis) โ€” this is the judgment layer: problem framing, analysis-type decision tree, experiment/causal design, and domain playbooks (churn, cohort, funnel, anomaly). Trigger: "์™œ ๋Š˜์—ˆ/์ค„์—ˆ์ง€", ์ดํƒˆ ๋ถ„์„, ์ฝ”ํ˜ธํŠธ, ํผ๋„, A/B ํ…Œ์ŠคํŠธ, ์ธ๊ณผ์ถ”๋ก , ์ƒ๊ด€ vs ์ธ๊ณผ, ์œ ์˜์„ฑ, ์„ธ๊ทธ๋จผํŠธ, ์ด์ƒ ํƒ์ง€, "์ด ๋ฐ์ดํ„ฐ๋กœ ๋ญ˜ ๋ด์•ผ", ์ง€ํ‘œ ์„ค๊ณ„, exploratory analysis.

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