Posts Tagged ‘ Miscellaneous Statistics ’

Statistics and data science, again

July 30, 2014
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Phillip Middleton writes in with two questions: (1) Is html markdown or some other formatting script usable in comments? If so, what are the tags I may use? (2) What are your views on the role of statistics in the evolution of the various folds of convergent science? For example, upon us there is this […] The post Statistics and data science, again appeared first on Statistical Modeling, Causal Inference,…

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The Ben Geen case: Did a naive interpretation of a cluster of cases send an innocent nurse to prison until 2035?

July 29, 2014
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In a paper called “Rarity of Respiratory Arrest,” Richard Gill writes: Statistical analysis of monthly rates of events in around 20 hospitals and over a period of about 10 years shows that respiratory arrest, though about five times less frequent than cardio-respiratory arrest, is a common occurrence in the Emergency Department of a typical smaller […] The post The Ben Geen case: Did a naive interpretation of a cluster of…

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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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