Added: 3 years ago
From: ahmetrics
Views: 29,440
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  • the residuals should appear random if the model fits the data well, right? Well this looks fairly random residual distribution to me so I am not sure what problem you are referring to. Could you please explain?

  • is this Sir Andrew Ng?

  • A good demonstration of linear regression model. And I am eager to learn regression diagnostics using R.

  • YOU KNOW HOW TO CONNECT TO SQL SERVER AND R (CODE) THANKS REGUARDS

  • #The y axis minimum is -5 and the x is 0 so the scales are not congruent; therefore one cannot draw a comparison.

  • Good tutorial! :)

  • what is the problem that the resids tell us about the model

  • @Modi2020 me too.. I'm interested in the problems with the residuals :)

  • @OBSysteme thanks. its been a while for me. i was using it so much and with different jobs i'm invariably using other software. i'll need to dig out my old notes

  • @OBSysteme that's just like me. i've just downloaded R and cant even remember how to set the directory or comment a line of code. it has been nearly three years but i want to get into using R again

  • Stupid tutorial. Fitting a regression line to that data set? Seriously? You're just teaching people bad habits.

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  • Poor sound...very difficult to hear

  • Ey Ahmetrics, Why dont you just do this in SPSS? R-project got such an incredibly steep learning curve.

  • This helped. Thanks :)

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