Welcome to my data portfolio ! This repository contains a curated collection of projects showcasing my skills in data engineering / analysis / visualization using Python and SQL.
Feel free to explore the repository and to reach out if you have any questions or feedback.
| Name | Description | Areas | Tools |
|---|---|---|---|
| Visualizing the History of Nobel Prize Winners | Used data manipulation and visualization skills to explore the history of the Nobel Prize and verify if there are any biases in how the honors are awarded. | Data Analysis, Data Visualization, EDA | Python, pandas, seaborn, numpy, matplotlib |
| Analyzing Crime in Los Angeles | Analyzed crime data to determine when and where crime is most likely to occur, along with the types of crimes commonly committed in LA. | Data Analysis, Data Visualization, EDA | Python, pandas, seaborn, numpy, matplotlib |
| Hypothesis Testing with Men's and Women's Soccer Matches | Applied statistical testing to historical data of men's and women's international soccer matches. Tested the hypothesis to determine if women's international soccer matches result in more goals scored than men's. | Data Analysis, Data Visualization, EDA | Python, pandas, seaborn, numpy, pingouin |
| Cleaning Bank Marketing Campaign Data | Tidied a bank marketing campaign dataset by splitting it into subsets, updating values, converting data types, and storing it as multiple CSV files. | Data Engineering, Data Analysis, Data Wrangling, ETL | Python, pandas, numpy |
| Name | Description | Areas | Tools |
|---|---|---|---|
| Getting Loan Insights | Analyzed loan data to gain insights into borrower behavior and lending patterns. Explored trends and relationships to identify factors influencing loan approvals and defaults. | Data analysis, EDA | SQL, PostgreSQL |
| Exploring London's Travel Network | Explored London's public transport network by analyzing journey data from various transport modes. Identified trends and patterns in travel volume to understand usage across different times and transport types. | Data analysis, EDA | SQL, Snowflake |
| Analysing Grocery Sales | Analyzed grocery sales data to uncover purchasing trends and patterns. Investigated factors influencing sales performance across different product categories and time periods. | Data analysis, EDA | SQL, PostgreSQL |
| Trends in Pet Supplies Sales | Performed data cleaning and analysis on pet supplies sales data to identify trends and patterns. Explored factors driving sales across different product categories and time periods. | Data analysis, Data Wrangling, EDA | SQL, PostgreSQL |
Copyright © Vinodh Zamboulingame