Tag: Statistics

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Discovery Summit: Best-in-class analytics conference

Four times a year, we host Discovery Summit, where scientists, engineers, statisticians and researchers exchange best practices in data exploration, and learn about new and proven statistical techniques. Past attendees have called the event a “best-in-class conference to benchmark best practices in analytics” with sessions that are “immediately relevant to

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The QbD Column: Split-plot experiments

Split-plot experiments are experiments with hard-to-change factors that are difficult to randomize and can only be applied at the block level. Once the level of a hard-to-change factor is set, we can run experiments with several other factors keeping that level fixed. To illustrate the idea, we refer in this

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Teaching modern stats – and assessing reasoning – at scale

If you are an instructor who teaches large-enrollment introductory statistics courses and wishes to teach a modern data-driven course, read on. You know about the challenges of assessing student mastery in courses where there are hundreds – or even thousands! – of students and little or no support for grading

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Understanding which baseball players are the strongest hitters

Just days after the baseball season has started, two 10th-graders from a public high school in Delaware and their math teacher are headed to Furman University for the Carolinas Sports Analytics Meeting on Saturday to talk baseball. The students, Umar Khan and Tyler Schanzenbach, both 15 years old, are presenting

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Proper and improper use of Definitive Screening Designs (DSDs)

In 2011, my colleague Prof. Chris Nachtsheim and I introduced Definitive Screening Designs (DSDs) with a paper in the Journal of Quality Technology. A year later, I wrote a JMP Blog post describing these designs using correlation cell plots. Since their introduction, DSDs have found applications in areas as diverse

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Better hard-boiled eggs with our eggsperiment

In my post last week, I discussed our latest eggsperiment with hard-boiled eggs – and now it’s time for the results! As a reminder of the factors, we had hard-to-change factors: Cooking Start (Hot/Cold) Cooking Time (10 minutes, 12 minutes, 14 minutes) Salt (0 tsp, ½ tsp, 1 tsp) Vinegar

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Better decisions and trade-offs

Creative thinker and problem solver, Christine Anderson-Cook, is this month’s featured guest on Analytically Speaking. She has worked with the Statistical Sciences Group at Los Alamos National Laboratory since 2004, and currently leads a number of projects on complex system reliability, nonproliferation, malware detection and statistical process control. Our discussion

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Statisticians have their choice of playgrounds

The Improbability Principle author David J. Hand will address Discovery Summit Europe attendees on March 16 in Amsterdam. Here’s a preview of his keynote talk: The world relies increasingly on data and statistics. Statistics serves as a bridge between the silos of science, it underlies the successes of commerce, and

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Analyzing Manning and Brady over the years

If you follow pro football (and probably even if you don't), you know that last night the Denver Broncos beat the New England Patriots to earn their spot in Super Bowl 50. But as if a shot at the Super Bowl wasn't big enough, this game meant even more than

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So, you like hearing from our developers

Last year, you heard from many people in JMP Development here in this blog. And it turns out you liked that best! Almost all of the top 10 posts of 2015 were written by R&D folks, and that's not a surprise. Our developers have tons of useful information and examples,

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