Posts Tagged ‘ Miscellaneous Statistics ’

A world without statistics

July 23, 2014
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A reporter asked me for a quote regarding the importance of statistics. But, after thinking about it for a moment, I decided that statistics isn’t so important at all. A world without statistics wouldn’t be much different from the world we have now. What would be missing, in a world without statistics? Science would be […] The post A world without statistics appeared first on Statistical Modeling, Causal Inference, and…

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Skepticism about a published claim regarding income inequality and happiness

July 21, 2014
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Frank de Libero writes: I read your Chance article (disproving that no one reads Chance!) re communicating about flawed psychological research. And I know from your other writings of your continuing good fight against misleading quantitative work. I think you and your students might be interested on my recent critique of a 2011 paper published […] The post Skepticism about a published claim regarding income inequality and happiness appeared first…

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Ethics and statistics

July 17, 2014
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I spoke (remotely) recently at the University of Wisconsin, on the topic of ethics and statistics. Afterward, I received the following question from Fabrizzio Sanchez: As hard as it is to do, I thought it was good to try and define what exactly makes for an ethical violation. Your third point noted that it needed […] The post Ethics and statistics appeared first on Statistical Modeling, Causal Inference, and Social…

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Stan World Cup update

July 15, 2014
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Stan World Cup update

The other day I fit a simple model to estimate team abilities from World Cup outcomes. I fit the model to the signed square roots of the score differentials, using the square root on the theory that when the game is less close, it becomes more variable. 0. Background As you might recall, the estimated […] The post Stan World Cup update appeared first on Statistical Modeling, Causal Inference, and…

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D&D 5e: Probabilities for Advantage and Disadvantage

July 12, 2014
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D&D 5e:  Probabilities for Advantage and Disadvantage

The new rules for D&D 5e (formerly known as D&D Next) are finally here: Dungeons & Dragons, 5th Edition: Basic Rules D&D 5e introduces a new game mechanic, advantage and disadvantage. Basic d20 Rules Usually, players roll a 20-sided die (d20) to resolve everyting from attempts at diplomacy to hitting someone with a sword. Each […] The post D&D 5e: Probabilities for Advantage and Disadvantage appeared first on Statistical Modeling,…

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Open-source tools for running online field experiments

July 10, 2014
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Dean Eckles points me to this cool new tool for experimentation: I [Eckles] just wanted to share that in a collaboration between Facebook and Stanford, we have a new paper out about running online field experiments. One thing this paper does is describe some of the tools we use to design, deploy, and analyze experiments, […] The post Open-source tools for running online field experiments appeared first on Statistical Modeling,…

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Visualizing sampling error and dynamic graphics

July 5, 2014
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Robert Grant writes: What do you think of this visualisation from the NYT [in an article by Neil Irwin and Kevin Quealy but I'm not sure if they're the designers of the visualization]? I’m pretty impressed as a method of showing sampling error to a general audience! I agree. P.S. In related news, Antony Unwin […] The post Visualizing sampling error and dynamic graphics appeared first on Statistical Modeling, Causal…

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Dimensionless analysis as applied to swimming!

July 4, 2014
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Dimensionless analysis as applied to swimming!

We have no fireworks-related posts for July 4th but at least we have an item that’s appropriate for the summer weather. It comes from Daniel Lakeland, who writes: Recently in one of your blog posts (“priors I don’t believe”) there was a discussion in which I was advocating the use of dimensional analysis and dimensionless […] The post Dimensionless analysis as applied to swimming! appeared first on Statistical Modeling, Causal…

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“The great advantage of the model-based over the ad hoc approach, it seems to me, is that at any given time we know what we are doing.”

July 3, 2014
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The quote is from George Box, 1979. And this: Please can Data Analysts get themselves together again and become whole Statisticians before it is too late? Before they, their employers, and their clients forget the other equally important parts of the job statisticians should be doing, such as designing investigations and building models? I actually […] The post “The great advantage of the model-based over the ad hoc approach, it…

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DataKind Opportunity Analyst Job Opening

June 19, 2014
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Jake Porway writes: DataKind is looking for a brilliant part-time Opportunity Analyst to find data-informed solutions to the world’s most pressing problems with our NYC team! We’re a fast growing non-profit that tackles humanity’s biggest problems through data science. . . . We’ve helped the World Bank estimate poverty from satellite imagery, teamed with the […] The post DataKind Opportunity Analyst Job Opening appeared first on Statistical Modeling, Causal Inference,…

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