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How a 1979 MG Midget Taught Me to Love Risk Analysis

Rob Brown 28 Mar 2012 Risk and uncertainty

At the tender age of 17 I sold my soul to a 1979 MG Midget.  Or, at least I sold my body into indentured servitude to it.  I spent my entire earnings from two prior summer jobs and my part...

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Percentile Contour Plots

Lonnie Chrisman 14 Mar 2012 Analytica tips

I saw a graph today that I thought was pretty cool and thought I'd share it here.  In his Analytica model, Andrew DeBenedictis of E3 created a depiction energy usage percentiles by time of day in each month...

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Analytica embraces Cloud Computing with 4.4 Release

Sean Salleh 14 Feb 2012 Analytica tips, News

At Lumina, we are all excited about the recent release of Analytica 4.4 and some of the new and improved features it offers. Over a series of blog entries, we will cover some of the noteworthy features of 4.4. This post is...

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Combination of Assessed Distributions

Lonnie Chrisman 01 Feb 2012 Risk and uncertainty

Suppose you need information about the future population Metropolia City in the year 2020.  So you solicit two experts to provide assessments of this quantity and provide their expert judgments in the form of distributions as shown. Which assessment is...

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Marginal vs. Effective Tax Rates

Lonnie Chrisman 30 Jan 2012 News

Last week Presidential candidate Mitt Romney released his tax returns, and the news channels were abuzz with commentary about his effective federal tax rate of 13.9% on $21.7M of income.  I will refrain from my own commentary on his situation,...

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Publish to the cloud with ACP

Sean Salleh 20 Jan 2012 Analytica tips, News

ACP lets people collaborate via the web in building and using Analytica models. It lets you view and run a modelusing a web browser, with no software to download.  You can explore influence diagrams, change inputs, and view result...

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Analytica 4.4 is Live

Sean Salleh 20 Jan 2012 News

It's official, Analytica 4.4 is live! Analytica 4.4 is now available to everyone with current support. Analytica 4.4 offers a wide range of new features and fixes: Expression Assist helps you write definitions by suggesting variable names that match what you’ve typed...

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Introduction to Analytica

Sean Salleh 20 Jan 2012 Analytica tips, Analytics and OR, News, Risk and uncertainty

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Welcome

Sean Salleh 12 Jan 2012 News

Welcome to the Lumina Blog

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