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A comment on R for Data Science. Parent comment

Re:R for Data Science by DashRattlesnake on Friday September 16, 2016 @04:55PM (#12517275)
Just curious, but why crowd source? You're the author, I assume you wrote the questions, didn't you solve them when you wrote them?
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Re:R for Data Science by hadley on Friday September 16, 2016 @05:05PM (#12517348)
I love your sweet naivety about the process of writing exercises :P
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Re:R for Data Science by geebee on Saturday September 17, 2016 @01:40PM (#12521490)
The proof is trivial and is left as an exercise for the publisher ;)
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