↧
List
A tutorial on the concept of lists in R. Discussion on list creation, retrieving list slices with the single square bracket operator, and accessing a list member directly with the double square bracket...
View Article
Image may be NSFW.
Clik here to view.
Clik here to view.
Matrix
A matrix is a collection of data elements arranged in a two-dimensional rectangular layout. The following is an example of a matrix with 2 rows and 3 columns. read more
View Article
Image may be NSFW.
Clik here to view.
Clik here to view.
Hierarchical Linear Model
Linear regression probably is the most familiar technique in data analysis, but its application is often hamstrung by model assumptions. For instance, if the data has a hierarchical structure, quite...
View Article