Here are some of the best real-time projects for learning Data Science, ideal for both beginners and intermediate learners: 
 
1. Customer Churn Prediction 
 
Domain: Telecom / SaaS 
 
Skills Used: Logistic Regression, Classification, EDA 
 
Goal: Predict whether a customer will leave the service. 
 
Dataset: Telco Customer Churn (Kaggle) 
 
2. Movie Recommendation System 
 
Domain: Entertainment 
 
Skills Used: Collaborative Filtering, Matrix Factorization, NLP (optional) 
 
Goal: Suggest movies to users based on their viewing history. 
 
Dataset: MovieLens Dataset 
 
3. Sentiment Analysis on Tweets or Reviews 
 
Domain: Social Media / Marketing 
 
Skills Used: NLP, Text Cleaning, Classification 
 
Goal: Classify user feedback into positive, negative, or neutral sentiments. 
 
Dataset: Twitter Sentiment or IMDB Reviews 
 
4. Stock Price Prediction 
 
Domain: Finance 
 
Skills Used: Time Series Forecasting, ARIMA, LSTM (deep learning) 
 
Goal: Predict the future stock price of a company. 
 
Dataset: Yahoo Finance API / Kaggle 
 
5. Sales Forecasting 
 
Domain: Retail / E-commerce 
 
Skills Used: Time Series, Regression, Data Preprocessing 
 
Goal: Forecast monthly or daily sales for inventory planning. 
 
Dataset: Walmart Sales Forecasting 
 
6. Credit Card Fraud Detection 
 
Domain: Banking 
 
Skills Used: Anomaly Detection, Classification 
 
Goal: Detect unusual or fraudulent transactions. 
 
Dataset: Kaggle Credit Card Fraud Detection 
 
7. House Price Prediction 
 
Domain: Real Estate 
 
Skills Used: Linear Regression, Feature Engineering 
 
Goal: Predict house prices based on area, location, features, etc. 
 
Dataset: Boston Housing Dataset / Ames Housing Dataset 
 
8. Air Quality Index Prediction 
 
Domain: Environment 
 
Skills Used: Regression, Time Series 
 
Goal: Predict future air quality and pollution levels. 
 
Dataset: OpenAQ / UCI Repository 
 
Data Science Course in Pune: https://www.sevenmentor.com/da....ta-science-course-in
 
               