Is your data too precise?

Sam Gardner
Sam Gardner|May 1, 2013

There is usually a desire to have the most precise measurement of any measurement. In theory, that is good, but for the purposes of data analysis, more precision isn’t always better.   It is usually best to examine any continuous variable and determine a reasonable precision for the recorded values. [...]

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PCA and illustrative variables add-in for JMP

Florence Kussener
Florence Kussener|March 11, 2013

Principal Component Analysis (PCA) is a traditional method in data analysis and, more specifically, in multivariate analysis. PCA was developed by Karl Pearson in 1901. The goal of PCA is to reduce the dimensionality in a set of correlated variables into a smaller set of uncorrelated variables that explain the majority [...]

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JMP content & information sharing in organizations

Stan Koprowski
Stan Koprowski|January 22, 2013

Companies of all sizes use JMP every day to make their products and processes better. As the number of JMP users at an organization grows, sharing information about JMP and discoveries made with JMP becomes more important. Let’s tackle these two issues separately. Sharing information about JMP At a recent [...]

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Here's how to share your JMP Preferences

Mia Stephens
Mia Stephens|January 21, 2013

Have you ever been in this situation? You’re teaching a class using JMP, and you’d like all of your students to have the same Preferences. For example, you’d like everyone to have large markers and horizontal histograms. Or, perhaps you’d like certain statistics or graphical features to display each time you run an [...]

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Marginal Model Plot Add-in for JMP

Brady Brady
Brady Brady|January 15, 2013

If you attended this year’s Discovery conference, you may recall Dr. Sheather’s enlightening presentation on marginal model plots. Now, you can easily create marginal model plots in JMP with the Marginal Model Plot Add-in. Marginal model plots are a great addition to your model assessment toolbox — particularly in cases [...]

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Extended Summary Statistics Add-in for JMP

Brady Brady
Brady Brady|January 8, 2013

The Summary platform in JMP offers an easy way to report many statistics, over multiple “By” groups, in data table format. The Distribution platform offers up an even greater variety of statistics, and we have had some customers ask for an easy way to get a Summary-style report of these. [...]

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Forest Plot Add-In for JMP 10

Richard Zink
Richard Zink|October 25, 2012

A forest plot (Figure 1) is a convenient way to graphically display several confidence or credible intervals and is often used in meta-analysis. Here, the x-axis represents the treatment effect between two interventions while the y-axis refers to the individual studies from which the intervals are obtained, or to various consensus intervals derived [...]

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Make a self-updating JMP add-in depot

Brady Brady
Brady Brady|October 19, 2012

Over the past few weeks, I’ve had several customers ask how they can more easily manage and deploy a collection of JMP scripts, particularly in the case where an internal development team may periodically release new versions of some or all of the scripts. If you find yourself asking the [...]

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Combinations and permutations calculator: A tasty new add-in

Mia Stephens
Mia Stephens|September 7, 2012

One of the great new pleasures in life, if you enjoy crunchy chocolate, is pretzel M&Ms. If you haven’t tried then yet, you should! I’m down to my last five – one of each color (red, blue, brown, green and orange.)  Should I eat just a couple and save the [...]

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JMP add-in for medical diagnostic performance

Karen Copeland
Karen Copeland|July 2, 2012

A typical diagnostic test has two outcomes: positive or negative with the goal of classifying subjects correctly based on a “gold standard” or known outcome. These diagnostic tests have specific performance measures that are used to assess the clinical value of a test. Two basic measures for a diagnostic test [...]

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