Book Image

Data Analysis Foundations with Python

By : Cuantum Technologies LLC
Book Image

Data Analysis Foundations with Python

By: Cuantum Technologies LLC

Overview of this book

Embark on a comprehensive journey through data analysis with Python. Begin with an introduction to data analysis and Python, setting a strong foundation before delving into Python programming basics. Learn to set up your data analysis environment, ensuring you have the necessary tools and libraries at your fingertips. As you progress, gain proficiency in NumPy for numerical operations and Pandas for data manipulation, mastering the skills to handle and transform data efficiently. Proceed to data visualization with Matplotlib and Seaborn, where you'll create insightful visualizations to uncover patterns and trends. Understand the core principles of exploratory data analysis (EDA) and data preprocessing, preparing your data for robust analysis. Explore probability theory and hypothesis testing to make data-driven conclusions and get introduced to the fundamentals of machine learning. Delve into supervised and unsupervised learning techniques, laying the groundwork for predictive modeling. To solidify your knowledge, engage with two practical case studies: sales data analysis and social media sentiment analysis. These real-world applications will demonstrate best practices and provide valuable tips for your data analysis projects.
Table of Contents (37 chapters)
Free Chapter
1
Code Blocks Resource
2
Premium Customer Support
4
Introduction
7
Acknowledgments
9
Quiz for Part I: Introduction to Data Analysis and Python
13
Quiz for Part II: Python Basics for Data Analysis
17
Quiz for Part III: Core Libraries for Data Analysis
21
Quiz for Part IV: Exploratory Data Analysis (EDA)
25
Quiz for Part V: Statistical Foundations
29
Quiz Part VI: Machine Learning Basics
33
Quiz Part VII: Case Studies
36
Conclusion
37
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Chapter 5: NumPy Fundamentals

 

Welcome to the third part of our journey through Data Analysis Foundations with Python! Now that you've got your Python environment set up and have grasped the basics of Python programming, it's time to dive into the specific libraries that make Python such a powerful tool for data analysis. The first library we will explore is NumPy, which stands for Numerical Python.

NumPy is one of the most fundamental libraries for numerical computations in Python. It provides support for large, multi-dimensional arrays and matrices, along with a vast collection of mathematical functions to operate on these data structures. Whether you are performing basic mathematical operations or dealing with complex linear algebra, NumPy has you covered. The library is incredibly fast, partly because it is built in C, which makes it not just versatile but also efficient for handling large data sets.

So, what can you look forward to in this chapter? We'll start...