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 73
The Winters method and the Forecast Sheet tool
Questions answered in this chapter:
What are some characteristics of time series?
How can I find the level of the series, the trend of the series, and the seasonal index for the current month?
How do I initialize the Winters method?
How do I estimate the smoothing constants?
How do I use Excel’s Forecast Sheet tool?
You often need to predict future values of a time series, such as monthly costs or monthly product revenues. This can be difficult because the characteristics of any time series are constantly changing.
Exponential smoothing or adaptive methods are usually best suited for forecasting the future values of a time series. In this chapter, I describe the most powerful smoothing ...
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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.