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What Is Data Science? Explained for Beginners

M

Maaz

Data Analyst

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What Is Data Science? Explained for Beginners

Data science is an interdisciplinary field that uses scientific methods, processes, algorithms, and systems to extract knowledge and insights from structured and unstructured data. In simple terms, it's the art of finding useful patterns in data.

The Data Science Lifecycle

1. Data Collection

Gathering raw data from various sources like databases, APIs, or files.

2. Data Cleaning

Processing and cleaning the data to handle missing values, errors, and inconsistencies.

3. Data Analysis & Visualization

Exploring the data to find patterns, trends, and insights, often using charts and graphs.

4. Machine Learning

Building predictive models to forecast future outcomes based on historical data.

Common Tools of the Trade
  • Python (with Pandas & NumPy)
  • R
  • Tableau
  • Power BI

Ultimately, the goal of data science is to help companies make smarter, data-driven decisions to improve their products, services, and operations.

M

WRITTEN BY

Maaz

Maaz is the founder of Maaz Tech Solutions and a passionate technologist with a decade of experience in cybersecurity and full-stack development.

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