TuneIn Logo
Data Preparation and Analysis-logo

Data Preparation and Analysis

Dr. Pooja Sharma

This audiobook is narrated by a digital voice. DESCRIPTION Data science is an evolving field, and the ability to effectively prepare and analyze data is a critical skill for any aspiring professional. This book serves as a comprehensive introduction...

Ask host to enable sharing for playback control
Play Button
Premium Chapters
Premium
Ask host to enable sharing for playback control

Title Page

1/7/2025
Ask host to enable sharing for playback control

Copyright Page

1/7/2025
Ask host to enable sharing for playback control

Dedication Page

1/7/2025
Ask host to enable sharing for playback control

About the Author

1/7/2025
Ask host to enable sharing for playback control

About the Reviewer

1/7/2025
Ask host to enable sharing for playback control

Acknowledgement

1/7/2025
Ask host to enable sharing for playback control

Preface

1/7/2025
Ask host to enable sharing for playback control

Table of Contents

1/7/2025
Ask host to enable sharing for playback control

1. Introduction to Data Science

1/7/2025
Ask host to enable sharing for playback control

Introduction

1/7/2025
Ask host to enable sharing for playback control

Structure

1/7/2025
Ask host to enable sharing for playback control

Objectives

1/7/2025
Ask host to enable sharing for playback control

Data science objectives

1/7/2025
Ask host to enable sharing for playback control

Evolution of data science

1/7/2025
Ask host to enable sharing for playback control

Role of data science in various domains

1/7/2025
Ask host to enable sharing for playback control

Stages of a data science project

1/7/2025
Ask host to enable sharing for playback control

Data security issues

1/7/2025
Ask host to enable sharing for playback control

Data science vs. data analytics vs. machine learning vs. artificial intelligence

1/7/2025
Ask host to enable sharing for playback control

Career in data science

1/7/2025
Ask host to enable sharing for playback control

Steps to install Anaconda and Python

1/7/2025
Ask host to enable sharing for playback control

Conclusion

1/7/2025
Ask host to enable sharing for playback control

Multiple choice questions

1/7/2025
Ask host to enable sharing for playback control

Answers

1/7/2025
Ask host to enable sharing for playback control

Questions

1/7/2025
Ask host to enable sharing for playback control

2. NumPy

1/7/2025
Ask host to enable sharing for playback control

Introduction to NumPy

1/7/2025
Ask host to enable sharing for playback control

Importance of NumPy in data science

1/7/2025
Ask host to enable sharing for playback control

NumPy basics

1/7/2025
Ask host to enable sharing for playback control

Creating NumPy arrays

1/7/2025
Ask host to enable sharing for playback control

From Python lists and tuples

1/7/2025
Ask host to enable sharing for playback control

Creating arrays with specific values

1/7/2025
Ask host to enable sharing for playback control

Creating arrays with a range of values

1/7/2025
Ask host to enable sharing for playback control

Creating random arrays

1/7/2025
Ask host to enable sharing for playback control

Creating empty and uninitialized arrays

1/7/2025
Ask host to enable sharing for playback control

Creating arrays with patterns

1/7/2025
Ask host to enable sharing for playback control

NumPy array attributes

1/7/2025
Ask host to enable sharing for playback control

NumPy array operations

1/7/2025
Ask host to enable sharing for playback control

Arithmetic operations

1/7/2025
Ask host to enable sharing for playback control

Mathematical functions

1/7/2025
Ask host to enable sharing for playback control

Aggregation functions

1/7/2025
Ask host to enable sharing for playback control

Array manipulation functions

1/7/2025
Ask host to enable sharing for playback control

NaN values

1/7/2025
Ask host to enable sharing for playback control

Logical operations

1/7/2025
Ask host to enable sharing for playback control

Sorting and searching

1/7/2025
Ask host to enable sharing for playback control

Linear algebra operations

1/7/2025
Ask host to enable sharing for playback control

Universal functions

1/7/2025
Ask host to enable sharing for playback control

Key features of ufuncs

1/7/2025
Ask host to enable sharing for playback control

Advantages of using ufuncs

1/7/2025
Ask host to enable sharing for playback control

Vectorized operations

1/7/2025
Ask host to enable sharing for playback control

Broadcasting

1/7/2025
Ask host to enable sharing for playback control

Rules of broadcasting

1/7/2025
Ask host to enable sharing for playback control

Indexing, slicing, and iterating NumPy arrays

1/7/2025
Ask host to enable sharing for playback control

Indexing

1/7/2025
Ask host to enable sharing for playback control

Slicing

1/7/2025
Ask host to enable sharing for playback control

Iterating

1/7/2025
Ask host to enable sharing for playback control

Boolean indexing and conditional filtering in NumPy

1/7/2025
Ask host to enable sharing for playback control

Boolean indexing

1/7/2025
Ask host to enable sharing for playback control

Conditional filtering

1/7/2025
Ask host to enable sharing for playback control

Example with 2D arrays

1/7/2025
Ask host to enable sharing for playback control

Fancy indexing in NumPy

1/7/2025
Ask host to enable sharing for playback control

Using integer arrays for indexing

1/7/2025
Ask host to enable sharing for playback control

Advanced indexing techniques

1/7/2025
Ask host to enable sharing for playback control

Reshaping arrays in NumPy

1/7/2025
Ask host to enable sharing for playback control

Changing dimensions

1/7/2025
Ask host to enable sharing for playback control

Adding and removing dimensions

1/7/2025
Ask host to enable sharing for playback control

Combining and splitting NumPy arrays

1/7/2025
Ask host to enable sharing for playback control

Random numbers and simulations in NumPy

1/7/2025
Ask host to enable sharing for playback control

Generating random numbers

1/7/2025
Ask host to enable sharing for playback control

Input and output in NumPy

1/7/2025
Ask host to enable sharing for playback control

Binary data handling

1/7/2025
Ask host to enable sharing for playback control

Performance and optimization in NumPy

1/7/2025
Ask host to enable sharing for playback control

Programming exercises

1/7/2025
Ask host to enable sharing for playback control

3. Pandas

1/7/2025
Ask host to enable sharing for playback control

Key features of Pandas

1/7/2025
Ask host to enable sharing for playback control

Benefits of Pandas

1/7/2025
Ask host to enable sharing for playback control

Pandas basics

1/7/2025
Ask host to enable sharing for playback control

Series

1/7/2025
Ask host to enable sharing for playback control

Key features of a series

1/7/2025
Ask host to enable sharing for playback control

DataFrame

1/7/2025
Ask host to enable sharing for playback control

Creating a DataFrame

1/7/2025
Ask host to enable sharing for playback control

Common operations on DataFrames

1/7/2025
Ask host to enable sharing for playback control

Combining multiple DataFrames

1/7/2025
Ask host to enable sharing for playback control

Reshaping DataFrames

1/7/2025
Ask host to enable sharing for playback control

4. Data Collection and Data Preprocessing

1/7/2025
Ask host to enable sharing for playback control

Types of data

1/7/2025
Ask host to enable sharing for playback control

Structured vs. unstructured data

1/7/2025
Ask host to enable sharing for playback control

Structured data

1/7/2025
Ask host to enable sharing for playback control

Unstructured data

1/7/2025
Ask host to enable sharing for playback control

Key differences between structured and unstructured data

1/7/2025
Ask host to enable sharing for playback control

Data collection

1/7/2025
Ask host to enable sharing for playback control

Datasets

1/7/2025
Ask host to enable sharing for playback control

Based on source and availability

1/7/2025
Ask host to enable sharing for playback control

Based on data type

1/7/2025
Ask host to enable sharing for playback control

Based on domain

1/7/2025
Ask host to enable sharing for playback control

Based on machine learning task

1/7/2025
Ask host to enable sharing for playback control

Real-world examples by domain

1/7/2025
Ask host to enable sharing for playback control

Data formats

1/7/2025
Ask host to enable sharing for playback control

Benefits of data format types

1/7/2025
Ask host to enable sharing for playback control

Data parsing

1/7/2025
Ask host to enable sharing for playback control

Types of data parsers

1/7/2025
Ask host to enable sharing for playback control

Types of data parsing

1/7/2025
Ask host to enable sharing for playback control

Data parser use cases

1/7/2025
Ask host to enable sharing for playback control

Data transformation

1/7/2025
Ask host to enable sharing for playback control

Steps in data transformation

1/7/2025
Ask host to enable sharing for playback control

Example of data transformation

1/7/2025
Ask host to enable sharing for playback control

Real-time issues in data transformation

1/7/2025
Ask host to enable sharing for playback control

5. Data Cleaning

1/7/2025
Ask host to enable sharing for playback control

Data consistency

1/7/2025
Ask host to enable sharing for playback control

Causes of data inconsistency

1/7/2025
Ask host to enable sharing for playback control

Importance of data consistency

1/7/2025
Ask host to enable sharing for playback control

Methods to ensure data consistency

1/7/2025
Ask host to enable sharing for playback control

Data consistency issues

1/7/2025
Ask host to enable sharing for playback control

Heterogeneous data

1/7/2025
Ask host to enable sharing for playback control

Challenges of heterogeneous data

1/7/2025
Ask host to enable sharing for playback control

How to handle heterogeneous data

1/7/2025
Ask host to enable sharing for playback control

Missing data

1/7/2025
Ask host to enable sharing for playback control

Types of missing data

1/7/2025
Ask host to enable sharing for playback control

Causes of missing data

1/7/2025
Ask host to enable sharing for playback control

Handling missing data

1/7/2025
Ask host to enable sharing for playback control

Types of data transformation

1/7/2025
Ask host to enable sharing for playback control

Data segmentation

1/7/2025
Ask host to enable sharing for playback control

Types of data segmentation

1/7/2025
Ask host to enable sharing for playback control

Data transformation vs. data segmentation

1/7/2025
Ask host to enable sharing for playback control

6. Exploratory Data Analysis

1/7/2025
Ask host to enable sharing for playback control

Descriptive statistics

1/7/2025
Ask host to enable sharing for playback control

Measures of central tendency

1/7/2025
Ask host to enable sharing for playback control

Measures of dispersion

1/7/2025
Ask host to enable sharing for playback control

Statistical tools

1/7/2025
Ask host to enable sharing for playback control

Use of descriptive statistics

1/7/2025
Ask host to enable sharing for playback control

Comparative statistics

1/7/2025
Ask host to enable sharing for playback control

Role of t-test

1/7/2025
Ask host to enable sharing for playback control

Use of comparative statistics

1/7/2025
Ask host to enable sharing for playback control

Descriptive statistics vs. comparative statistics

1/7/2025
Ask host to enable sharing for playback control

Clustering

1/7/2025
Ask host to enable sharing for playback control

K-means clustering

1/7/2025
Ask host to enable sharing for playback control

Example

1/7/2025
Ask host to enable sharing for playback control

Hierarchical clustering

1/7/2025
Ask host to enable sharing for playback control

Density-based clustering

1/7/2025
Ask host to enable sharing for playback control

Uses of clustering

1/7/2025
Ask host to enable sharing for playback control

Association

1/7/2025
Ask host to enable sharing for playback control

Apriori algorithm

1/7/2025
Ask host to enable sharing for playback control

Frequent Pattern Growth

1/7/2025
Ask host to enable sharing for playback control

FP Growth algorithm steps

1/7/2025
Ask host to enable sharing for playback control

Uses of association rule mining

1/7/2025
Ask host to enable sharing for playback control

Clustering vs. association

1/7/2025
Ask host to enable sharing for playback control

Hypothesis generation

1/7/2025
Ask host to enable sharing for playback control

Steps in hypothesis generation

1/7/2025
Ask host to enable sharing for playback control

Examples of hypotheses

1/7/2025
Ask host to enable sharing for playback control

7. Data Visualization

1/7/2025
Ask host to enable sharing for playback control

Principles of data visualization

1/7/2025
Ask host to enable sharing for playback control

Types of data visualization

1/7/2025
Ask host to enable sharing for playback control

Basic charts and graphs

1/7/2025
Ask host to enable sharing for playback control

Advanced visualizations

1/7/2025
Ask host to enable sharing for playback control

Interactive dashboards

1/7/2025
Ask host to enable sharing for playback control

Tools for data visualization

1/7/2025
Ask host to enable sharing for playback control

Python libraries for visualizations

1/7/2025
Ask host to enable sharing for playback control

Business intelligence tools

1/7/2025
Ask host to enable sharing for playback control

Geospatial tools

1/7/2025
Ask host to enable sharing for playback control

Web-based visualization frameworks

1/7/2025
Ask host to enable sharing for playback control

Feature selection

1/7/2025
Ask host to enable sharing for playback control

Time series analysis

1/7/2025
Ask host to enable sharing for playback control

Key characteristics of time series data

1/7/2025
Ask host to enable sharing for playback control

Components of time series

1/7/2025
Ask host to enable sharing for playback control

Steps in time series analysis

1/7/2025
Ask host to enable sharing for playback control

Applications of time series analysis

1/7/2025
Ask host to enable sharing for playback control

Geolocated data analysis

1/7/2025
Ask host to enable sharing for playback control

Key concepts in geolocated analysis

1/7/2025
Ask host to enable sharing for playback control

Tools for geolocated analysis

1/7/2025
Ask host to enable sharing for playback control

Steps in performing geolocated analysis

1/7/2025
Ask host to enable sharing for playback control

Applications of geolocated analysis

1/7/2025
Ask host to enable sharing for playback control

Correlations and connections

1/7/2025
Ask host to enable sharing for playback control

Importance of correlation in data analysis

1/7/2025
Ask host to enable sharing for playback control

Visualization of correlations

1/7/2025
Ask host to enable sharing for playback control

Connections

1/7/2025
Ask host to enable sharing for playback control

Networks and hierarchies

1/7/2025
Ask host to enable sharing for playback control

Key features of networks

1/7/2025
Ask host to enable sharing for playback control

Tools for network analysis

1/7/2025
Ask host to enable sharing for playback control

Hierarchies

1/7/2025
Ask host to enable sharing for playback control

Key features of hierarchies

1/7/2025
Ask host to enable sharing for playback control

Interactivity

1/7/2025
Ask host to enable sharing for playback control

Key aspects of interactivity

1/7/2025
Ask host to enable sharing for playback control

Tools for interactive data science

1/7/2025
Ask host to enable sharing for playback control

Benefits of interactivity

1/7/2025
Ask host to enable sharing for playback control

8. Projects

1/7/2025
Ask host to enable sharing for playback control

Movie recommender system

1/7/2025
Ask host to enable sharing for playback control

MovieLens dataset

1/7/2025
Ask host to enable sharing for playback control

Customer support chatbot

1/7/2025
Ask host to enable sharing for playback control

Customer segmentation system

1/7/2025