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40-12 First_Step

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Showing Revision 2 created 11/02/2015 by Udacity Robot.

  1. Welcome back to statistics.
  2. Today we do a case study in regression.
  3. In this case study, I will use again the data that you all submitted
  4. about my current weight called L and my previous weight from last year
  5. as you guessed it all in kilograms called P.
  6. Here is my question for you as a well-trained statistician.
  7. What is the very first thing I'll do?
  8. Compute the mean, the variance, and similar simple statistics?
  9. Run a scatterplot?
  10. Or go straight to the end and run my regression methods
  11. to see what's the best line that fits the data? Pick one.