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StatsToDo: Cohen's Kappa

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Explanations and References Javascript Program
Data Entry using Table of Raw Scores
The data is a matrix of numbers with 2 columns
  - Each row a subject
  - The columns are from 2 ordinal scales
  - Each cell contains the scores (ordinal value)
  - Data is converted to ranks
    then a table of counts by ranks for analysis.

Data Entry using Table of Counts by Ranks
The data is a square matrix of counts
  - The number of rows and cols are the ranks of the two ordinal scales
  - The lowest scale value is ranked to 1
  - Each cell contains the count of the two rankss

R Codes