FT Frequency Revised – Or Why Four Factors Should Be Six Factors

FT frequency is one of the Four Factors, the basketball analysis framework developed by Dean Oliver. The equation he uses is:

  • FT frequency = FTM / FGA

However, there are severe problems with the equation – in fact so severe that the FT factor should be split into two.

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Five Factors – or Improving the Validity of Four Factors

Four Factors, developed by Dean Oliver, is a widespread concept in basketball performance analysis. Yet there is a serious flaw in it: it uses eFG% to measure the efficiency of field goal shooting. This is an invalid procedure, as shown here.

What then would be a valid indicator for the efficiency of field goal shooting within the framework of Four Factors?

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