In statistics, Spearman's rank correlation coefficient or Spearman's rho, named after Charles Spearman and often denoted by the Greek letter Ï {\displaystyle \rho } (rho) or as r s {\displaystyle r_{s}} , is a nonparametric measure of rank correlation (statistical dependence between the ranking of two variables).
Freedom of Speech and Freedom to Criticize should have limit. Sometimes people and in particular, the big fishes, (politicians) go beyond the limit and make everyone complain for they even go to the extent of even abusing their seniors e.g.; presidents.
The First Amendment to the U.S. Constitution, says that Congress shall make no law....abridging (limiting) the freedom of speech, or of the press....Freedom of speech is the liberty to speak openly without fear of government restraint.he First Amendment to the U.S. Constitution, says that Congress shall make no law....abridging (limiting) the freedom of speech, or of the press....