Statistics
epub |eng | 2019-03-28 | Author:David Spiegelhalter

He was right – it really is an extraordinary law of nature. How Does This Theory Help Us Work Out the Accuracy of Our Estimates? All this theory is fine ...
( Category: Probability & Statistics July 9,2019 )
epub |eng | | Author:Timandra Harkness

Making maps I’m standing on a street corner in Brooklyn, surrounded by graffitied brick buildings and yards, frowning at my New York subway map, already battered and torn from all ...
( Category: Statistics June 22,2019 )
epub |eng | 2019-04-15 | Author:Ron S. Kenett & Thomas C. Redman

Solid Scientific Footings To develop a deeper appreciation for a scientific framework for handling bias in decision making, data scientists should study the groundbreaking work of two psychologists: Amos Tversky ...
( Category: Probability & Statistics June 20,2019 )
epub |eng | 2016-11-16 | Author:Bennett Singer

TRANS STATS: STARTING POINTS As with most statistics regarding LGBTQ people, approximations of the size of the trans population are likely affected by underreporting based on stigma. HRC estimates that ...
( Category: Statistics April 4,2018 )
epub |eng | 2013-10-14 | Author:Princeton Review [Review, The Princeton]

For example, to estimate the difference in the proportion of women graduating with a degree in engineering at two major universities in Alabama, we could use the difference in those ...
( Category: Probability & Statistics June 16,2017 )
epub, mobi |eng | 2010-01-08 | Author:Paul W. Farris;Neil T. Bendle;Phillip E. Pfeifer;David J. Reibstein

Inventory Days: This metric also sheds light on the speed with which inventory moves through the sales process. To calculate it, marketers divide the 365 days of the year by ...
( Category: Research June 8,2017 )
mobi, epub |rus | 2015-03-26 | Author:Masashi Sugiyama

86 Statistical Reinforcement Learning 1 10 Gaussian density True Laplacian density Sample with noise 8 0.8 6 0.6 4 2 0.4 Immediate reward 0 0.2 −2 −4 0 0.55 1.5 ...
( Category: Machine Theory May 27,2017 )
epub |eng | | Author:Randall Schumacker & Sara Tomek

HYPOTHESIS TEST R Program The HYPOTHESIS TEST program allows you to specify the true population mean and then test various null and alternative hypotheses. In the program output, you will ...
( Category: Statistics April 26,2017 )
epub |eng | 2016-09-05 | Author:Gary Smith [SMITH, GARY]

Observational Data In a 1973 letter to the prestigious New England Journal of Medicine, a doctor named Sanders Frank reported that 20 of his male patients had diagonal creases in ...
( Category: Statistics March 22,2017 )
epub |eng | | Author:Victor M. Panaretos

such that T is not a constant function. Assume that the parameter space is an open set (recall that, among others, this implies that the function γ(⋅) is twice differentiable). ...
( Category: Statistics February 28,2017 )
epub |eng | | Author:Guido Schwarzer, James R. Carpenter & Gerta Rücker

> c2 <- copas(ms1, gamma0.range=c(-1,2), gamma1.range=c(0,1)) > plot(c2) The resulting plot is shown in Fig. 5.11. We find that the range of γ 0 and γ 1 in the contour ...
( Category: Statistics February 26,2017 )
epub |eng | 2016-09-05 | Author:Cathy O'Neil

In 2008, just as the great recession was approaching, a San Francisco company called Cataphora marketed a software system that rated tech workers on a number of metrics, including their ...
( Category: Statistics February 26,2017 )
epub |eng | 2016-08-10 | Author:Daniel J. Levitin

Cherry-picking Our brains are built to make stories as they take in the vastness of the world with billions of events happening every second. There are apt to be some ...
( Category: Statistics September 17,2016 )
epub |eng | 2012-08-01 | Author:Donncha Hanna

Figure 12-19: The Kendall’s correlation table as produced by SPSS. Writing up the results The APA manual suggests that you should report the correlation coefficient (denoted by the symbol τ ...
( Category: Statistics July 26,2016 )
epub |eng | 2015-01-21 | Author:Brunsdon, Chris & Comber, Lex [Brunsdon, Chris]

where is an estimate of the intensity – given by with |A| being the area of a study region defined by a polygon A. Also I(.) is an indicator function ...
( Category: Statistics April 8,2016 )