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All Blog Posts Tagged 'statistical' (4)

The Real Facebook Controversy

Cambridge Analytica’s wholesale scraping of Facebook user data is big news now, and people are “shocked” that personal data is being shared and traded on a massive scale on the internet. But the real issue with social media is not harm to individual users whose information was shared, but sophisticated and sometimes subtle mass manipulation of social and political behavior by bad actors, facilitated by deceit, fraud, and amplification of lies that spread easily through societal…

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Added by Peter Bruce on April 18, 2018 at 9:00am — 1 Comment

Statistical Modeling; Selecting Predictors is a Challenge for Data Scientists

For statistical models, selecting those predictors is what tests the steel of data scientists. It is really challenging to lay out the steps, as for every step, they should evaluate the situation and make decisions for the next or upcoming steps. It is a completely different story when running predictive models, and if relationship among the variables is not the main focus, situations get easier. Data analysts can go ahead to run step-wise regression models, empowering the data to give best…

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Added by Chirag Shivalker on July 31, 2017 at 10:30pm — No Comments

Statistical Modeling steps

I'm a visual kind of guy. You've probably read various descriptions of the steps involved in building a statistical model. Here is a graphical version which I like. Hope you will enjoy it too. Courtesy of my friends at www.aureusanalytics.com, a big data analytics platform and solution company for Banking and Insurance.…

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Added by Eddie Soong on June 29, 2015 at 8:03pm — No Comments

Building a house and building a data-analytic model

If I want to build a house, wouldn't it be wise to learn carpentry? Does the analogy hold for data-analytic multivariate models? Or is it simply enough to let a machine do it, with no knowledge by the machine operator of how to interpret the results from those modeling efforts? Or is it true, as one person has recently asserted, that he could replicate ALL statistical procedures and techniques using MapReduce, without knowing anything about statistics and probability, or the vast collection…

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Added by Bill Luker Jr on April 28, 2014 at 6:51am — 2 Comments

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