Sum of Squares Calculator

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What is the Sum of Squares?

The sum of squares means the sum of the squares of the given numbers. In statistics, it is the sum of the squares of the variation of a dataset.

The term sum of squares refers to a statistical technique used in regression analysis to determine the dispersion of data points. The sum of squares can be used to find the function that best fits by varying the least from the data.

Sum of Squares Formula

  • TSS denotes total sum of squares.
  • n is the total number of observations
  • Yiis the observed values of dataset
  • Y is the mean of dataset