Tutte le competenze
Data Analysis
Analyze data, find insights, make data-driven decisions
⬢ LIVELLO 1Tecniche
+$20k-
Impatto sullo stipendio
5 mesi
Tempo di apprendimento
Medio
Difficoltà
12
Carriere
In sintesi
Data analysis (SQL + Excel/Sheets + BI tools + Python/R) uncovers business insights from raw data. Foundational skill for Data Analyst ($60-90k), BI Engineer ($75-120k), and Product Manager ($110-250k) roles. Adds $20-40k salary lift. Learn in 4-6 months via Google DA cert, SQL tutorials, and hand-on dashboards. Career path: analyst (dashboards/reports) → senior analyst (statistical tests, modeling) → BI lead (platform design, team leadership). Modern stacks prioritize SQL + Tableau/Power BI over legacy Excel-only workflows.
Cos'è Data Analysis
Data analysis (Python/R + stats) uncovers business insights. Adds $20k-$40k to analyst/PM/data roles. Boost: +$20k-$40k | Learning: Medium (3-6 months)
🔧 STRUMENTI ED ECOSISTEMA
SQLPostgresMySQLSnowflakeBigQueryExcelGoogle SheetsTableauPower BILookerModeHexMetabasedbtPythonpandasRJupyterStata
💰 Stipendio per regione
| Regione | Livello base | Mid | Livello esperto |
|---|---|---|---|
| USA | $65k | $85k | $130k |
| UK | £40k | £52k | £78k |
| EU | €45k | €55k | €85k |
| CANADA | C$70k | C$92k | C$140k |
🎓 Certificazioni
🎯 Carriere che usano Data Analysis
⚖ Confronta con
❓ Domande frequenti
Data Analyst vs Data Scientist, which role am I?
Analyst = dashboards, SQL, Excel, BI tools, storytelling (Tableau/Power BI). Answers 'what happened?' and 'why?' Scientist = prediction, Python/R, statistical modeling, machine learning. Answers 'what happens next?' and 'what if?' Analysts make $60-90k baseline; scientists $110-200k. Most companies hire 5-10 analysts per 1 scientist. Start analyst; transition to scientist if you want deeper stats/ML.
SQL vs Python first, which should I learn?
SQL first. Every analyst role requires SQL for accessing data. 90% of daily work is SQL queries → Excel/BI tools. Python (pandas, Jupyter) comes later for automation and statistical tests. Learning order: SQL → Excel/Sheets → BI tool (Tableau/Power BI) → Python (optional but differentiates you, +$15k salary lift). SQL alone gets you hired; SQL + Python = senior analyst.
BI Tool vs Ad-Hoc Queries, when do I use each?
BI tools (Tableau, Power BI) = production dashboards, stakeholder-facing, scheduled updates, drill-down exploration. Ad-hoc queries (SQL + Jupyter) = one-off investigations, hypothesis testing, data validation. Analysts spend 30% building dashboards (BI tool) and 70% answering questions (SQL + ad-hoc scripts). Master both; BI tool is the showcase, SQL is the workhorse.
Can GenAI replace data analysts in 2026?
No. LLMs are 60% accurate at SQL generation (missing joins, wrong aggregations, hallucinated columns). They accelerate query drafting but require domain knowledge to validate. The bottleneck is stakeholder management, hypothesis framing, and story structure, not code. Analyst role evolves: less copy-paste analysis, more strategy + AI oversight. Salary floor: $55k (juniors); ceiling: $180k+ (senior strategy roles). Learn to use AI (ChatGPT for SQL drafts, GitHub Copilot for Python) as a 3x multiplier.
Analyst salary trajectory, from junior to senior?
Junior analyst: $55-65k (queries + chart building). Mid analyst: $75-95k (dashboard strategy, mentoring). Senior analyst: $110-150k (modeling, forecasting, cross-functional strategy). Lead analyst / Manager: $140-180k+ (hiring, architecture, org reporting). Jump from junior → senior usually requires 3-5 years + Python/stats skills. Regional variance: NYC/SF/London 25-40% higher than US Midwest/EU.
What should my first analytics project be?
Pick a dataset you care about (e.g., your own spending, public Kaggle data, or YouTube stats). Build a 3-4 chart dashboard answering 'who/what/when/how many?' Start in Excel/Sheets, then migrate to SQL + Tableau/Power BI. Include 1 statistical insight (e.g., 'Fridays average 2x traffic vs Mondays'). Write a 1-page summary explaining findings and next steps. Companies look for: clean SQL, narrative structure, and actionable recommendations, not flashy visuals.
Excel vs Google Sheets for analytics, does it matter?
Excel (PowerQuery, SUMIFS, pivot tables) is 70% of analyst interviews and enterprise standard. Google Sheets is lighter, collab-friendly, free. Learn Excel first; Sheets is a subset. In 2026 most orgs still use Excel heavily despite cloud migrations. Senior analysts know both; choose based on team. Excel + SQL is the safe bet; Sheets + Python is modern startup stack.
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