September 2015
Beginner to intermediate
608 pages
13h 43m
English
Content preview from Clojure for Data Science
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The F-statistic
The test statistic that represents the ratio of the variance within and between the groups is called the F-statistic. The closer F-statistic is to one, the more alike the two variances are. The F-statistic is calculated very simply as follows:
Here, 
is the variance between the groups and 
is the variance within the groups.
As the ratio F gets larger, the larger the variance between the groups is compared to the variance within the groups. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.