March 2014
Beginner to intermediate
360 pages
8h 58m
English
Content preview from Predictive Analytics For Dummies
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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.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.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.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.
Chapter 15
Avoiding Analysis Traps
In This Chapter
Examining your data
Exploring your data potential problems
Dealing with outliers and fitting data to a curve
Evaluating your technical analysis
Describing the limitations of a predictive model
In the quest for building a predictive model, you’ll need to make decisions every step of the way — and some decisions are harder than others. Informed decisions — and an awareness of the common mistakes that most analysts make while building their predictive models — give you your best shot at success.
This chapter offers insights on the issues that could arise when you embark on a journey toward the effective use of predictive analytics. At the outset, consider this general definition:
A predictive model is a system that can predict the next possible outcome, and assign a realistic probability to that outcome.
As you build your predictive model, you’re likely to run into problems in two areas — (1) the data and (2) the analysis. This chapter ...
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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.