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  • Predictive Analytics using Rattle and Qlik Sense
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Predictive Analytics using Rattle and Qlik Sense

Predictive Analytics using Rattle and Qlik Sense

By : Ferran Garcia Pagans, Fernando G Pagans
4 (5)
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Predictive Analytics using Rattle and Qlik Sense

Predictive Analytics using Rattle and Qlik Sense

4 (5)
By: Ferran Garcia Pagans, Fernando G Pagans

Overview of this book

If you are a business analyst who wants to understand how to improve your data analysis and how to apply predictive analytics, then this book is ideal for you. This book assumes you have some basic knowledge of statistics and a spreadsheet editor such as Excel, but knowledge of QlikView is not required.
Table of Contents (11 chapters)
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Preface
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Free Chapter
1
1. Getting Ready with Predictive Analytics
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1. Getting Ready with Predictive Analytics
Analytics, predictive analytics, and data visualization
Purpose of the book
Introducing R, Rattle, and Qlik Sense Desktop
Installing the environment
Downloading and installing Rattle
Installing Qlik Sense Desktop
Exploring Qlik Sense Desktop
Further learning
Summary
2
2. Preparing Your Data
2. Preparing Your Data
Datasets, observations, and variables
Loading data
Transforming data
Cleaning up
Exporting data
Further learning
Summary
3
3. Exploring and Understanding Your Data
3. Exploring and Understanding Your Data
Text summaries
Visualizing distributions
Correlations among input variables
Further learning
Summary
4
4. Creating Your First Qlik Sense Application
4. Creating Your First Qlik Sense Application
Customer segmentation and customer buying behavior
Loading data and creating a data model
Creating a simple data app
Associative logic
Creating charts
Analyzing your data
Further learning
Summary
5
5. Clustering and Other Unsupervised Learning Methods
5. Clustering and Other Unsupervised Learning Methods
Machine learning – unsupervised and supervised learning
Further learning
Summary
6
6. Decision Trees and Other Supervised Learning Methods
6. Decision Trees and Other Supervised Learning Methods
Partitioning datasets and model optimization
Decision Tree Learning
Entropy and information gain
Underfitting and overfitting
Using a Decision Tree to classify credit risks
Ensemble classifiers
Other models
Further learning
Summary
7
7. Model Evaluation
7. Model Evaluation
Cross-validation
Regression performance
Measuring the performance of classifiers
Further learning
Summary
8
8. Visualizations, Data Applications, Dashboards, and Data Storytelling
8. Visualizations, Data Applications, Dashboards, and Data Storytelling
Data visualization in Qlik Sense
Data analysis, data applications, and dashboards
Data storytelling with Qlik Sense
Further learning
Summary
9
9. Developing a Complete Application
9. Developing a Complete Application
Understanding the bike rental problem
Exploring the data with Qlik Sense
Creating a Qlik Sense App to control the activity
Using Rattle to forecast the demand
Model evaluation
Further learning
Summary
10
Index
Index

Installing Qlik Sense Desktop

In order to install Qlik Sense Desktop, you need a 64-bit computer with the following specifications:

  • Windows 7 or Windows 8.x
  • Administrator privileges
  • .NET Framework 4.0
  • 4 GB of RAM memory
  • 500 MB of disk space
  • Intel Core 2 Duo processor or higher

Probably, you are not sure if you have .NET Framework on your computer; don't worry if you don't have it, the installer will offer to install it.

The following steps are used to install Qlik Sense Desktop:

  1. Go to the Qlik home page, http://www.qlik.com. Click on the Free Downloads link in the upper-right corner. The following page will open:
    Installing Qlik Sense Desktop
  2. Click on the Get Qlik Sense Desktop button to download Qlik Sense Desktop.
  3. When the download finishes, execute the installation program by double-clicking the file you've downloaded:
    Installing Qlik Sense Desktop
  4. The installation process is very easy; you just need to click on INSTALL when Qlik Sense Desktop installer starts and accept the license agreement:
    Installing Qlik Sense Desktop

    Note

    In case the installer prompts to install .NET Framework 4.0 (if you haven't already done so), then follow the onscreen instructions to install it.

  5. When the installer finishes, click on Finish to exit the installation program. You'll find a new Qlik Sense Desktop icon on your desktop.

    Tip

    Keep the installation program in a safe directory on your hard disk. You can use it to repair your installation if something happens and to uninstall Qlik Sense Desktop.

End of Section 7
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