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 62
The normal random variable and Z-scores
Questions answered in this chapter:
What are the properties of the normal random variable?
How do I use Excel to find the probabilities for the normal random variable?
Can I use Excel to find the percentiles for normal random variables?
Why is the normal random variable appropriate in many real-world situations?
What are Z-scores?
Answers to this chapter’s questions
What are the properties of the normal random variable?
In Chapter 59, “An introduction to random variables,” you learned that continuous random variables can be used to model quantities such as the following:
The price of Microsoft stock one year from now
The market share for a new product
The market size for a new product
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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.