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1. Junior-Data-Analyst-Final-Project Junior-Data-Analyst-Final-Project Public

   Final project for the Junior Data Analyst course. This case study covers data cleaning, gender classification, A/B testing, customer segmentation, and a purchase prediction model using real-world b…

   Jupyter Notebook

2. Web-Traffic-Analysis-for-SberAuto Web-Traffic-Analysis-for-SberAuto Public

   Exploratory Data Analysis + Hypothesis Testing (Data Analyst specialization)

   Jupyter Notebook

3. bike-store-sql-analysis bike-store-sql-analysis Public

   Data Analytics portfolio project using PostgreSQL and Power BI to transform Bike Store data into actionable business insights.

4. Bank-Customers-Chain Bank-Customers-Chain Public

   Bank customer churn analysis (10k accounts) using Power Query and Power BI. Identifies a 20.38% churn rate ($185.68M lost) driven by Germany (32.44%), ages 51–60 (56.21%), and 3+ product holders (8…

5. Northwind-Sales-Report-SQL Northwind-Sales-Report-SQL Public

   This project is a sales analytics report built using SQL and the Northwind database. It showcases key insights such as revenue trends, top-performing countries, customer segments, and order discoun…

6. E-Commerce-Analysis E-Commerce-Analysis Public

   This dataset contains online retail sales data for a UK-based retailer. It includes information about transactions such as InvoiceNo, Product Description, Quantity, Invoice Date, Unit Price, Custom…

   Jupyter Notebook