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I have a dataset of the popularity of a certain word on the internet, and they are weekly counts from 2010-09-05 to 2015-09-27 and has an upward trend. I'm having a hard time identifying the model from its graphs, and I would love some help to interpret its ACF and PACF models. Thanks in advance!

ACF Plot



marked as duplicate by gung Apr 18 '18 at 13:55

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