Artificial Intelligence & Machine Learning
Data Science
Definition
Data science is an interdisciplinary field that uses scientific methods, processes, algorithms and systems to extract knowledge and insights from structured and unstructured data. It combines statistics, computer science, and domain expertise.
Why It Matters
Data science helps organizations make better decisions by transforming raw data into understandable and actionable insights. It is the practice of finding patterns and telling stories with data.
Contextual Example
A data scientist at a retail company might analyze purchasing data to discover customer segments, build a machine learning model to predict which customers are likely to churn, and create visualizations to present these findings to the marketing team.
Common Misunderstandings
- Data science is a broad field that encompasses machine learning, but also includes data cleaning, exploratory data analysis, and data visualization.
- It is not just about building models, but about using data to answer questions and solve business problems.