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← Grand Mean - Intro to Inferential Statistics

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Showing Revision 5 created 05/24/2016 by Udacity Robot.

  1. Let's get a little more familiar with the Grand mean, and what that really
  2. means. Let's say we have two or more samples, and we find the mean of each
  3. sample. Will the mean of sample means in the case of four samples, the sum of
  4. the sample means divided by 4, be the same as the mean of all values? In each
  5. sample. Always, sometimes, or never.