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keithchhh/README.md

👋 Hi there, I’m Keith!

  • 🚀 Innovation-focused, with internships in Google, the start-up ecosystem (startups, accelerators, venture capital) and more...
  • 💼 2+ years of experience in Business Intelligence and Analytics
  • 🌎 Exploring the world through data, one dataset at a time!

✨ Software Skills:

Coding Languages: Python, SQL, SAS, R, VBA

Visualization Tools: PowerBI, Tableau, Salesforce, Microsoft Excel

âš¡ Projects:

Safe Roads Competition 2024 Grand Champion: Led team of three analytics students in improving cyclist safety by analyzing Toronto Police geospatial traffic collision data using Python, SAS, and Tableau.

HR Predictive Modelling for Employee Turnover • Conducted analysis of 150,000 HR data points to develop employee retention recommendations. • Deployed advanced predictive models, leveraging techniques such as regression, decision trees, random forest, XGBoost, to accurately forecast employee turnover risk and influencing factors.

Marketing A/B Testing & Polynomial Regression: • Conducted A/B Testing on marketing campaigns, evaluating CTR, engagement, ROAS metrics. • Developed polynomial regression model to identify optimum spend for marketing objectives.

Webscraping Lottery Analysis: Python web-scraped to analyze lottery demand and expected return. Identified which lottery has the highest average return and at which Jackpot value points. Using NumPy, Pandas, Matplotlib, Seaborn, and Statistics libraries to plot expected return at different jackpot levels.

🌱 Certifications

Google Advanced Data Analytics Certificate 2024

Macquerie University - Microsoft Excel for Business 2023

Google Data Analytics Certificate 2023

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  1. Safe-Roads-Grand-Champion-2024 Safe-Roads-Grand-Champion-2024 Public

    Improving Cyclist Safety by analyzing collision data

    Jupyter Notebook 2

  2. HR-Predictive-Modelling HR-Predictive-Modelling Public

    Predictive model on employee turnover using machine learning

    Jupyter Notebook 3

  3. Marketing-AB-Testing--Polynomial-Regression Marketing-AB-Testing--Polynomial-Regression Public

    Project on AB testing marketing campaigns to find the best campaign for the company to get more customers.

    Jupyter Notebook 1

  4. Webscraping-Lottery-Analysis Webscraping-Lottery-Analysis Public

    Maximizing Expected Value for Lotteries

    Jupyter Notebook 2