December 2016
Beginner to intermediate
864 pages
24h 44m
English
Content preview from Microsoft Excel 2016 Data Analysis and Business Modeling
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Chapter 62. Using moving averages to understand time series
Question answered in this chapter:
I’m trying to analyze the upward trend in quarterly revenues of Amazon.com since 1996. Fourth quarter sales in the United States are usually larger (because of Christmas) than sales during the first quarter of the following year. This pattern obscures the upward trend in sales. Is there any way that I can graphically show the upward trend in revenues?
Answers to this chapter’s question
Time-series data simply displays the same quantity measured at different points in time. For example, the data in the file Amazon.com.xlsx, a subset of which is shown ...
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I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.