Dr. G. J. Matthews
@StatsClass
Teaching Statistics
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I have office hours this week on Wednesday starting at 3pm. If that time doesn't work for you, schedule a different time to meet with me. Don't wait until Friday!!! #catmilkrectangles
Rataj Lecture, Brain Sequin. Wednesday, October 30, IES 111, 4:30 - 5:30.
The St. Louis Arch is a catenary! intmath.com/blog/mathemati…
intmath.com
Is the Gateway Arch a Parabola?
The Gateway Arch looks like a parabola on first glance. But is it?
Ensemble methods in practice
Truer words ....... #sampling
Variance fades with sample size, but sampling bias is forever.
The @nytimes claims "As we reach more people, our [live] poll will become more stable and the margin of sampling error will shrink." nytimes.com/interactive/20… This is true for random sampling, but false for live polls. See Xiao-Li Meng's statistics.fas.harvard.edu/files/statisti…
nytimes.com
Midterm Election Poll: California’s 48th District, Rohrabacher vs. Rouda (Published 2019)
This affluent, coastal district was one of the most reliably Republican areas of the 20th century, and Republicans still have a 10-point registration advantage. But Hillary Clinton won it by two...
I wish my current students were more like @LoMoneyyyy. I haven't seen even ONE picture of me as a pirate since I've been at Loyola.
The @nytimes claims "As we reach more people, our [live] poll will become more stable and the margin of sampling error will shrink." nytimes.com/interactive/20… This is true for random sampling, but false for live polls. See Xiao-Li Meng's statistics.fas.harvard.edu/files/statisti…
nytimes.com
Midterm Election Poll: California’s 48th District, Rohrabacher vs. Rouda (Published 2019)
This affluent, coastal district was one of the most reliably Republican areas of the 20th century, and Republicans still have a 10-point registration advantage. But Hillary Clinton won it by two...
This is why letting someone publish an anonymous, self-aggrandizing Op-Ed -- one which, moreover, is detrimental to its own stated cause -- is journalistically dubious (to put it nicely).
Book Agents: Anonymous Op-Ed Writer Could Get Seven-Figure Deal | Washingtonian pwne.ws/2Maezxf
Google Datasets. flowingdata.com/2018/09/06/goo…
flowingdata.com
Google Dataset Search now in public beta
Datasets are scattered across the web, tucked into cobwebbed corners where nobody can find them. Google Dataset Search aims to make the process easier: Similar to how Google Scholar works, Dataset …
I will be in the library all day if you need help with homework. #babybear #myotherclassstillneedsahashtag
Remember, when building predictive models, try to find the sweet spot between bias and variance. #babybear
United States Xu hướng
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