Nonparametric Statistics

4 important questions on Nonparametric Statistics

How do you call something that is used to study ordinal data or interval but nonnormal data?

Nonparametric techniques

What is another name for nonparametric statistics?

Distribution-free statistics

How do you pronounce the following symbol and what does it represent?

  • Sigma sub T or sigma T
  • Standard deviation of the sampling distribution of T
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How do you call a measure of how two ordinal variables or two interval but nonnomral variables are related?

Spearman rank correlation coefficient

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