8 Tips for Interpreting R-Squared

Hopefully, if you have landed on this post you have a basic idea of what the R-Squared statistic means. The R-Squared statistic is a number...

What is Driver Analysis?

Driver analysis, which is also known as key driver analysis, importance analysis, and relative importance analysis, quantifies the importance of a series of predictor variables...

4 Visualizations For Your Customer Satisfaction Data

Customer satisfaction is a valuable customer feedback metric. Here are the four visualizations to find stories in your customer satisfaction data.

How to Filter a Dashboard Based on User Logins

You can restrict what people see on a Displayr dashboard based on their department, geographic region, or some other user characteristic. For example, you can...

How to Dynamically Change a Question Based on a Control Box

Control boxes are a popular way for users to change things on a Displayr page. This post will show you how to use a control...

How to Interpret Logistic Regression Coefficients

This post describes how to interpret the coefficients, also known as parameter estimates, from logistic regression (aka binary logit and binary logistic regression). It does...

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How to Plot Data on an Interactive Globe in Displayr

If you have geographic data, you can use a bit of R code to plot it on an interactive globe. This visualization is completely customizable...

How to Make an Area Chart in Displayr

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How to Transfer Text in Outputs to the GUI in Displayr

Sometimes when using Displayr, you have text in an output, and you want to enter it into a field in the Displayr GUI. This post...

Combo Boxes (Controls) With Dynamic Lists in Displayr

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How to Make a Histogram in Excel

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What is a Standard Error?

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How to Make a Radar Chart in Displayr

Large tables with lots of cells can be difficult to interpret without visualizing the information first. Radar charts are a great way to show which...

How to Create a Pie Chart in Excel

Creating a pie chart is extremely easy using Microsoft Excel. In this article, we'll look at how to create a basic pie using Excel.

Seamlessly Analyze and Visualize your SurveyMonkey Data

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Comparing Choice Models and Creating Ensembles in Displayr

There are a variety of different models available in Displayr to perform Choice Modeling. In fact, Displayr is the best choice modeling software in world.…

How to do Choice Modeling in Displayr

In this article I will go through the basics of fitting a choice model to discrete choice experiment data in Displayr. I'm going to assume...

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How to Create a Pie Chart in Displayr

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How to Make a Venn Diagram in Displayr

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Dungeons and Data Science: What Can Data Tell Us About D&D?

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Simple Web Scraping in Displayr Using R

Web scraping (also referred to as web data extraction or web harvesting) is the process of using software to fetch the contents of a web...

How to Create a Streamgraph in Displayr

A streamgraph is a type of stacked area chart. It is modified so that the streams are centered around the y-axis and often has a...

Choosing Color Palettes in Displayr

The choice of colors in data visualization is crucial in allowing important features to be clearly seen and compared. Displayr has a collection of palettes...

How to Create a Line Chart in Displayr

Line charts are great for comparing data trends over time. They're often best-used when you have a small number of series to compare.

What’s Better Than Two Pie Charts?

Every year the famed venture capitalist Mary Meeker releases her Internet Trends, a tour de force PowerPoint presentation. It’s an influential deck – this year’s…

How to Geocode IP addresses in Displayr

Most communication between users and websites requires IP addresses. However, when profiling web traffic it is more useful to consider where users are physically located....

How to Filter Data in Displayr

Filtering is the process of selecting part of your sample, and then creating a table, calculation, or other analysis using only that sample. It is...

How to Combine Complicated Tables in Displayr Using R

While visualizations are often the main event in Displayr documents, tables can have their place too. You may sometimes wish to combine results from several...

How to Make a Histogram in Displayr

Histograms are a chart type for visualizing the distribution of numeric data, like people's height or weight, or how many fast-food meals they consume per...

How to Create a Single Icon Pictograph in Displayr

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How to Create a Repeated Icon Pictograph in Displayr

A repeated icon pictograph visually represents a number using multiple icons. It has similar options to the single icon pictograph, but is more suitable for…

How to Display the Sample Size on an Online Dashboard

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3D Correspondence Analysis Plots in Q

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What is the Price Sensitivity Meter?

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How to Create a Palm Tree Chart in Displayr

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Building Online Interactive Simulators for Predictive Models in R

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How to Suppress an Output with a Small Sample Size

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What is Multidimensional Scaling (MDS)?

Multidimensional scaling (MDS) is a technique for visualizing distances between objects, where the distance is known between pairs of the objects.

How to do Traditional Correspondence Analysis in Displayr

Correspondence analysis is a data analysis technique which summarizes the patterns in a table of data as a visualization. Tables with more than a handful...

What is the Chi-Square Test of Homogeneity?

The chi-square test of homogeneity tests to see whether different columns (or rows) of data in a table come from the same population or not…

How to Create a Pictograph Bar Chart in Displayr

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How to Work Out the Number of Segments in a Market Segmentation

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What is a Column Chart?

A column chart is a data visualization where each category is represented by a rectangle, with the height of the rectangle being proportional to the...

What is Overplotting?

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How to Create a Time Series Graph in Displayr

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What is a Bubble Chart?

A bubble chart is a data visualization that displays multiple circles (bubbles) in a two-dimensional plot. It is a generalization of the scatter plot, replacing...

What Are Your Chances of Being Hit by a Meteorite?

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What is Effective Sample Size?

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What is a Labeled Scatter Plot?

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How to Create a Correlation Matrix in Displayr

A correlation matrix is a table of correlation coefficients for a set of variables. Correlation matrices are used to identify patterns of relationships between variables,...

What is a Scatter Plot?

A scatter plot is a data visualization that displays the values of two different variables as points. The data for each point is represented by...

What is A/B Testing?

A/B testing involves comparing two different approaches to solving a problem – approach A and approach B – and working out which is better based...

How to Use Simulated Data to Check Choice Model Experimental Designs Using Displayr

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3D Correspondence Analysis Plots in R Using Plotly

In this post I show how Plotly can be used to create interactive 3D visualizations of correspondence analysis.

What is the Chi-Square Test of Independence?

The chi-square test of independence tests to see whether there is a relationship between two categorical variables. It tests to see if knowledge of the…

Using Colors Effectively in Sankey Diagrams

Sankey diagrams are a type of flow diagram, where the quantities being transferred are visualized by the width of the links between the nodes. They…

How to Split Text Strings in Excel

String splitting is the process of breaking up a text string in a systematic way, so that the individual parts of the text can be...

3D Correspondence Analysis Plots in Displayr

In this post I show you to create 3D visualizations of correspondence analysis using Displayr. This allows you to view an extra dimension of your...

Visualized: Can we Quantify the Most Popular Music?

Music is an integral part of our pop culture. But can data science reveal the most popular music? Join us as we find out!

How to Calculate an Average Value from Categorical Data in Displayr

The traditional means for outputting categorical data is with percentages representing each category's share of the total sample. However, there are a range of cases where...

The Efficient Algorithm for Choice Model Experimental Designs

In this blog post, I describe the Efficient algorithm for generating choice model designs. The Efficient algorithm is actually a special case of the more general Partial…

The Partial Profiles Algorithm for Experimental Designs

In this blog post, I shall describe the Partial Profiles algorithm for generating choice model designs, which is described in a recent research paper (listed in the references). The…

Using R to Create Free Online Dashboards

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Comparing Experimental Designs Based on Model Fit

There are many ways to generate an experimental design. Perhaps the simplest is to randomly assign levels to alternatives in a design. However, other methods…

How to Compute D-Error for a Choice Experiment Using Displayr

D-error is a way of summarizing how good a design is at extracting information from respondents in a choice experiment.