What is Data Science?

Data Science is an interdisciplinary field that combines statistics, computer science, and domain expertise to extract meaningful insights from data.

Key Components

1. Statistics & Mathematics

• Probability theory
• Statistical inference
• Linear algebra
• Calculus

2. Computer Science

• Programming languages (Python, R)
• Database management
• Software engineering
• Machine learning algorithms

3. Domain Expertise

• Business understanding
• Industry knowledge
• Problem definition
• Solution interpretation

Applications

• Business Intelligence: Sales forecasting, customer segmentation
• Healthcare: Drug discovery, medical diagnosis
• Finance: Risk assessment, fraud detection
• Technology: Recommendation systems, search algorithms

Introduction to data science and its applications in modern business and technology.