:Always be <math>n</math> the number of people we have to conduct the analyses, if we divide (based on certain conditions as explained below) this group into <math>k</math> subsets <math>C_i</math> with <math>i=1,2,\dots,k</math> it is created what is called a partition set <math>\pi</math>:
+
:Always be <math>n</math> the number of people we have to conduct the analyses upon, if we divide (based on certain conditions as explained below) this group into <math>k</math> subsets <math>C_i</math> with <math>i=1,2,\dots,k</math>, a subset it is created that is called a "partition set" <math>\pi</math>: