Using Neural platform in JMP Pro for automated creation of validation column

JMP Pro is a great tool for quickly building multiple models with your data using a variety of techniques, namely tree-based methods (Boostrap Forest, Boosted Tree options in the Partition platform), neural networks and penalized regression (using the Generalized Regression personality in Fit Model). When building predictive models, you need […]

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Ruining a perfectly good family gathering with mixed models

Over this past holiday season at a gathering, my family and I thought it might be fun to do a wine tasting. Some members wanted to just open different bottles of wines and talk about ones that we liked while catching up and having a relaxing Saturday. But I suggested […]

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Marketing in the winter sports season

Understanding your customers has always been important, but it's even more so when marketing products and services related to winter snow sports. Winter sports can have a short season and a limited number of consumers. How do you find them, identify their needs, create new promotions and assess whether the […]

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Eric Siegel: Analytics is not "weird, difficult or boring"

Eric Siegel, PhD, is founder of Predictive Analytics World and Text Analytics World, as well as Executive Editor of the Predictive Analytics Times, and former professor at Columbia University. His new book on predictive analytics has been very well-received, and we thought JMP Blog readers would enjoy hearing from him. […]

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Scenario-based planning & optimization in Excel & JMP -- Part 4

Over the past few weeks, we’ve looked at the rise of Excel’s usage and popularity, and I've noted that Excel has made forays into analytics. Today, we’ll look at one type of analysis: scenario-based planning and optimization. Using Excel add-ins, you can create what-if analysis and scenario-based planning using Monte […]

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More spreadsheet challenges -- Part 3

Last week, we looked at the first scenario in our example showing some guesswork that Excel performs when adding to existing data that are included in a formula. This week, we’ll look at Scenarios 1b and 2, which further show the behavior of Excel after rows are inserted within a […]

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More Multiple Comparisons options in JMP 11: All Pairwise Comparisons

In my last blog post, I introduced the new Multiple Comparisons option available in Fit Model Least Squares in JMP 11 and showed an example where we compared the treatment means of two effects to the overall average. We learned how to examine a Comparison with Overall Average Decision Chart, also known […]

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Strengths and weaknesses of spreadsheets -- Part 2

Last week, I shared some of the many stories about errors in Excel spreadsheets that led to misinformation and to a  path toward incorrect decisions. Today, we’ll explore why such errors can be potentially pervasive. The power of the spreadsheet has always been its interactive ease of use. It allows […]

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Why spreadsheets can lead to error -- Part 1

In 2010, esteemed Harvard professors Carmen Reinhart and Kenneth Rogoff published the paper “Growth in a Time of Debt.” It soon became powerful supporting evidence for those who argued against growing government spending, even in times of needed economic stimulation. The paper looked at the debt levels of many different […]

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Get sample chapter of Numbersense by Kaiser Fung

Regular readers of this blog know that we are big fans of Kaiser Fung, his blog Junk Charts and his books Numbers Rule Your World and Numbersense. Earlier this fall, I interviewed him about Numbersense, and we gave away copies of that book. If you didn't get a copy of […]

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