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 49
The power curve
Questions answered in this chapter:
As my company produces more of a product, it learns how to make the product more efficiently. How can I model the relationship between units produced and the time needed to produce a unit?
Does Excel’s trend curve correctly fit power curves?
A power curve is calculated by Equation 1, y = axb, where a and b are constants. Using a trend curve, you can determine the values of a and b that make the power curve best fit a scatter chart.
In most situations, a is greater than 0. When this is the case, the slope of the power curve depends on the value of b, as follows:
When b > 1, y increases as x increases, and the slope of the power curve increases as x increases.
When 0 < b < 1,
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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.