Adding Significance Tests and Other Annotations to Visualizations
Arrows, words, and other annotations can be added to bar charts, column charts, and scatter plots. Example For example, the column chart below uses boxes and filled circles to show statistical significance. Worked example: adding arrows There are two stages to adding annotations: The table that is used to create the visualization needs to be […]
What is the Chi-Square Test of Independence?
TL;DR: 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 is a statistical test to see if knowledge of the value of observation on one categorical variable can be used to predict the likely values of the other variable. […]
A Change in Displayr’s Default Stat Tests for Numeric Data
We’ve released some new options in Displayr for customizing control over stat testing, and at the same time. Additional options If you go into Appearance > Highlight Results > Advanced there are now three new options: Date controls whether testing is conducted against the previous time period or not. See Make Stat Tests Compare to Previous Time […]
