Bonus: working with vapply()

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This weeks bonus exercise set has a focus on how to work with vapply()

As a subscriber, you also have access to all previous bonus sets:

  • statistical graphics
  • descriptive statistics
  • loading data from the web
  • Shiny HTML tags
  • Introduction to Text mining
  • logistic Regression
  • Character Functions
  • Character functions intermediate
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops
  • Students achievement research project



Bonus: Statistical graphics with R Exercises

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This weeks bonus exercise set has a focus on statistical graphics

As a subscriber, you also have access to all previous bonus sets:

  • descriptive statistics
  • loading data from the web
  • Shiny HTML tags
  • Introduction to Text mining
  • logistic Regression
  • Character Functions
  • Character functions intermediate
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops
  • Students achievement research project



Bonus: Descriptive statistics with R Exercises

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This weeks bonus exercise set has a focus on descriptive statistics

As a subscriber, you also have access to all previous bonus sets:

  • loading data from the web
  • Shiny HTML tags
  • Introduction to Text mining
  • logistic Regression
  • Character Functions
  • Character functions intermediate
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops
  • Students achievement research project



Bonus: Loading data from the web Exercises

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This weeks bonus exercise set has a focus on Importing data from the Web

As a subscriber, you also have access to all previous bonus sets:

  • Shiny HTML tags
  • Introduction to Text mining
  • logistic Regression
  • Character Functions
  • Character functions intermediate
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops
  • Students achievement research project



Bonus: Shiny HTML tag Exercises

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This weeks bonus exercise set has a focus on Shiny HTML tags

As a subscriber, you also have access to all previous bonus sets:

  • Introduction to Text mining
  • logistic Regression
  • Character Functions
  • Character functions intermediate
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops
  • Students achievement research project



Bonus: Introduction to text mining Exercises

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This week’s bonus exercise set has a focus on tekst mining

As a subscriber, you also have access to all previous bonus sets:

  • logistic Regression
  • Character Functions
  • Character functions intermediate
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops
  • Students achievement research project



Bonus: Character Functions (intermediate) Exercises

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This week’s bonus exercise set has a focus on character functions (intermediate)

As a subscriber, you also have access to all previous bonus sets:

  • logistic Regression
  • Character Functions
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops
  • Students achievement research project



Bonus: Students’ Achievements Research Project

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up (for free!), and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This week’s bonus exercises focus on a mini research project involving the analysis of students’ achievements.

As a subscriber, you also have access to all previous bonus sets:

  • Character Functions
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops



Bonus: Character Functions Exercises

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up using the form on the right, and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This week’s bonus exercises focus on Character Functions.

As a subscriber, you also have access to all previous bonus sets:

  • Character Functions
  • Tidy the data Up!
  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops



Bonus: Tidy the data up!

We just added this week’s set of bonus exercises! Bonus exercises are weekly exercises sets, available to subscribers to our weekly newsletter. Please sign up using the form on the right, and receive further details by email how to get access to the bonus exercises (and solutions, of course).

This week’s bonus exercises focus on the Tidyr package.

As a subscriber, you also have access to all previous bonus sets:

  • ROC curves
  • Working with tm package and wordclouds
  • Working with and visualizing a confidence interval
  • Evaluating a linear time series model
  • Peparing data for time series model
  • Rebuilding a Figure
  • Simplifying For loops