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Clarify AVG() is mean in 'Aggregate functions'

Open richierocks opened this issue 8 years ago • 0 comments

In Ch2 'Aggregate functions', the AVG() function is described as calculating the average value.

screenshot 2017-08-17 17 10 22

Since our target audience is data scientists, we should clarify that it is the mean.

richierocks avatar Aug 17 '17 21:08 richierocks