epub |eng | | Author:Jürgen Franke, Wolfgang Karl Härdle & Christian Matthias Hafner

(13.39) (13.40) (13.41) where (13.39) substitutes for since , (13.40) uses the fact that while (13.41) neglects the constant , since is very small. The approximation (13.41) is in fact ...

azw3 |eng | 2015-01-22 | Author:Craig S. Fleisher & Bensoussan, Babette E. [Bensoussan, Babette E.]

Weaknesses and Limitations One of the primary criticisms of historiographical analysis is its perceived lack of objectivity. Much of the process involves the individual’s selection of facts designed to support ...

epub, mobi |eng | 2015-10-14 | Author:Martin Dempster & Donncha Hanna

Interpreting information about level Level refers to an average of the scores on your outcome variables across all the data-collection points within a phase. Take Figure 9-2 as an example ...

epub |eng | 2014-08-13 | Author:Erickson, Martin J., Bindner, Donald, Hemmeter, Joe & Martin J. Erickson & Joe Hemmeter

Groups and Geometry Recall that a group is a set with an operation satisfying certain properties. Groups can describe the symmetries of an object. Here is a small example. Consider ...

epub |eng | | Author:Nancy L. Leech,Karen C. Barrett,George A. Morgan & Karen C. Barrett & George A. Morgan [Nancy L. Leech]

Interpretation of Output 7.1 continued The first part of this includes redundant information. First, the Total effect of X on Y gives the b, the standard error, t, and p ...

epub, azw3 |eng | 2014-02-24 | Author:Douglas W. Hubbard

By now you should have a pretty good idea of what you need to observe and, generally, how to observe it in order to make your measurement. Now we can ...

epub |eng | 2013-11-17 | Author:Kaiser Fung

Why Do Marketers Send You Mixed Messages? The mass retailer Target, with the famed red bull’s-eye logo, made the front page of New York Times Magazine in 2012 with an ...

epub |eng | 2013-11-02 | Author:Timothy C. Urdan [Urdan, Timothy C.]

Writing It Up Writing up t test results for publication is generally similar for independent, dependent, and single-sample t tests. Usually, what gets reported are the means for the groups ...

mobi |eng | 2016-09-18 | Author:Conrad Carlberg

Confirming the Regression Equation If you want it, Excel will display on the chart the equation that’s behind the polynomial trendline. At the bottom of the Trendline Options pane is ...

epub |eng | 2014-03-05 | Author:Anasse Bari

By itself, the data your company has may not be enough to provide you with a good basis for predictive analytics. For example, to produce actionable insights at today’s ever-increasing ...

epub |eng | | Author:Donald Sull

It is helpful to list more than one area for improvement, as some will be more suitable for simple rules than others. Three to five is typically enough to get ...

mobi, epub |eng | 2008-12-25 | Author:Michael Blastland; Andrew Dilnot

Let’s do it properly. What is the baseline risk of colorectal cancer? There are two ways of describing it—an obscure one and an easy one. Skip this paragraph if you ...

epub |eng | 2010-03-29 | Author:Kaiser Fung

Some dismiss false negatives as victimless errors. Not true. As Michael Johnson, the superlative sprinter with the golden Nike spikes, wrote, “the athletes who finished behind [the winner who cheated] ...

epub, mobi |eng | 2012-11-05 | Author:Michael J. Mauboussin

Source: Analysis by author. The message that correlation does not equal causality is also relevant. A theory is an explanation of cause and effect, and statistics is a means to ...

epub, mobi |eng | | Author:Joel Best

LOOK FOR Surprisingly large or small percentages EXAMPLE: NEVER-MARRIED TWENTYSOMETHINGS A newspaper story begins: “Almost three-quarters of men and almost two-thirds of women in their 20s in 2006 said they ...