December 2021
Beginner to intermediate
1168 pages
30h 17m
English
book
Microsoft Excel Data Analysis and Business Modeling (Office 2021 and Microsoft 365), 7th Edition
by Wayne Winston
Content preview from Microsoft Excel Data Analysis and Business Modeling (Office 2021 and Microsoft 365), 7th Edition
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Chapter 56
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 1995. 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?
Answer to this chapter’s question
I’m trying to analyze the upward trend in quarterly revenues of Amazon.com since 1995. 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 ...
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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.
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.