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charting game logs for league's best teams

Discussion in 'NBA Dish' started by durvasa, Dec 15, 2017.

  1. durvasa

    durvasa Member

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    The comment last night on TNT about the Rocket's defense being suspect because they gave up 70+ points in a half got me thinking about what the distribution of offensive and defensive performances for the elite teams look like this year.

    Here I charted it:

    [​IMG]

    The best performances would correspond to high ORTG and low DRTG (upper-right area in the chart).

    You can see that there's a pretty wide distribution both on offense and defense, which is why drawing assumptions off of one game, let alone one half, is a bad idea.

    Code:
              ORTG            DRTG
           avg    std      avg   std 
    HOU   115.8   9.0     104.8  9.9
    SAS   108.0  13.5     104.1  9.6
    GSW   116.2  12.4     105.2 10.1
    BOS   109.3  10.1     103.1 10.3
    
     
    malakas, Easy and BigMaloe like this.
  2. Air Langhi

    Air Langhi Contributing Member

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    Can you put some trend lines in there. Just looking at the data, it seems as the rockets do better offensively there DRTG goes down and vice versa.
     
  3. durvasa

    durvasa Member

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    The correlation is actually slightly positive for all 4 teams:

    Rockets: r^2 = 0.102
    Spurs: r^2 = .245
    Warriors: r^2 = .268
    Celtics: r^2 = .477
     

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