Data Analytics Roadmap
1. Fundamentals of Statistics and Mathematics
- Understand descriptive statistics: mean, median, mode, variance, standard deviation.
- Basics of probability theory.
- Hypothesis testing and statistical inference.
- Some linear algebra and calculus basics (optional depending on needs).
2. Learn Excel and Google Sheets
- Master spreadsheet basics: formulas, functions, pivot tables.
- Data visualization with charts and graphs.
- Basic automation with macros and advanced formulas.
3. Programming for Data Analytics
- Choose Python or R as your main analytical programming language.
- Python libraries: pandas (data manipulation), numpy (numerical operations), matplotlib and seaborn (visualization).
- For R: dplyr, ggplot2.
- Use Jupyter Notebook (Python) or RStudio for coding environment.
4. Databases and SQL
- Understand relational databases and how data is stored.
- Learn SQL queries: SELECT, JOIN, GROUP BY, aggregation functions.
- Practice querying real databases.
5. Data Visualization Tools
- Learn tools like Tableau, Power BI, or Looker.
- Build interactive dashboards and reports.
- Understand best practices for effective visualization (color, simplicity, clarity).
6. Business Analytics Fundamentals
- Understand business processes and workflows.
- Define Key Performance Indicators (KPIs).
- Translate business questions into analytical problems.
7. Data Cleaning and Preprocessing
- Handle missing, inconsistent, and outlier data.
- Data transformation and normalization techniques.
- Use Python (pandas) or other tools to clean data effectively.
8. Basics of Machine Learning (Optional for Advanced Skills)
- Understand simple models: linear regression, classification.
- Use scikit-learn library in Python.
- Apply models for forecasting and clustering.
9. Hands-on Practice and Projects
- Work on real datasets from Kaggle or other platforms.
- Build a portfolio showcasing your data analysis projects.
- Participate in data competitions and hackathons.
10. Communication and Reporting
- Develop skills in presenting data insights clearly.
- Create compelling reports and presentations.
- Learn to work with stakeholders to tailor insights.
Share with credits: https://t.me/sqlspecialist
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