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Data Analytics Data Science education Mathematics Statistics

Deriving Least Squares Coefficients Using Tensor/Index Notation

Many textbooks when introducing ordinary least squares as a method to do regression (usually via introducing linear regression) don’t explain / derive the coefficients. Here, I explain how to do it using tensor/index notation.

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Basketball Chicago Bulls Data Analytics Data Science Mathematics NBA Sports Statistics

Michael Jordan or Lebron James?

Using mathematics to analyze who is a “better” player By: Dr. Ikjyot Singh Kohli It seems that nowadays one cannot escape the never-ending debate of “Who is better? Michael Jordan or Lebron James?” The situation is made worse by organizations like ESPN that have endless debates on their various shows combined with releasing lists of […]

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