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Gage Linearity and Bias: Wake Up and Smell Your Measuring System
Right now I’m enjoying my daily dose of morning joe. As the steam rises off the cup, the dark rich liquid triggers a powerful enzyme cascade that jump-starts my brain and central nervous system,...
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Creating a New Metric with Gage R&R, part 1
One of my favorite bloggers about the application of statistics in health care is David Kashmer, an MD and MBA who runs and writes for the Business Model Innovation in Surgery blog. If you have an...
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Creating a New Metric with Gage R&R, part 2
In my previous post, I showed you how to set up data collection for a gage R&R analysis using the Assistant in Minitab 17. In this case, the goal of the gage R&R study is to test whether a new...
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How Good is Kentucky…Really?
As I’m sure you’ve heard by now, Kentucky is really good at basketball. They're the only team in the country without a loss, and they have a realistic shot at becoming to first team to win the...
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The Falling Child Project : Using Binary Logistic Regression to Predict...
by Lion "Ari" Ondiappan Arivazhagan, guest blogger. An alarming number of borewell accidents, especially involving little children, have occurred across India in the recent past. This is the second of...
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The Statistical Saga of Baby’s Weight
Many things have shocked me since having my first baby back in August. I didn’t think it was possible to be so tired that it actually hurt, and I also didn’t think that changing 10+ diapers a day would...
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How to Be a Billionaire, Revealed by Pareto Charts
Forbes ranked the world’s billionaires for 2015 this week, which gives us a good opportunity to have fun with some data. After all, when you’re talking about billions, the most fun you can have is to...
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Understanding Hypothesis Tests: Why We Need to Use Hypothesis Tests in...
Hypothesis testing is an essential procedure in statistics. A hypothesis test evaluates two mutually exclusive statements about a population to determine which statement is best supported by the sample...
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"Means and Histograms" by Dr. Mu's
I am M. G - L - M. That G - L - M! That G - L - M! I do not like That G - L - M. Do you like Means and histograms? I do not like them, G - L - M. I do not like Means and histograms.Would you like them...
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Tips and Tricks from Minitab's Technical Support Team
There are times when we are deep in a particular analysis and simply cannot seem to get past this dialog window, or that error message. Fortunately, the support team at Minitab is here to help. Here is...
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Predicting the Barclay's Premier League with Regression Analysis
In England, with only a few months left, the Barclay’s Premier League is about to enter the final run in to finish up the season. While the top two spots seem pretty locked up with Chelsea and...
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How Could You Benefit from Monte Carlo Simulation to Design New Products ?
Suppose that you have designed a brand new product with many improved features that well help create a much better customer experience. Now you must ensure that it is manufactured according to the best...
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P-value Roulette: Making Hypothesis Testing a Winner’s Game
Welcome to the Hypothesis Test Casino! The featured game of the house is roulette. But this is no ordinary game of roulette. This is p-value roulette!Here’s how it works: We have two roulette wheels,...
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The Kentucky Conundrum: Creating a New Regression Model to Predict the NCAA...
The NCAA Tournament is right around the corner, and you know what that means: It’s time to start thinking about how you’re going to fill out your bracket! For the last two years I’ve used the Sagarin...
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Predicting the 2015 NCAA Tournament
Are you ready for some madness? Me too! So let’s break down the brackets. I’ll be using the Sagarin Predictor ratings to determine the probability each team has of advancing using a binary logistic...
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Planning a Trip to Disney World: Using Statistics to Keep It in the Green
Our vacation planning has begun. My daughter has requested a trip to Disney World as her high school graduation present. For most people, trip planning might mean a simple phone call to the local...
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Check Your 2015 Men's NCAA Bracket Against Multiple Models
We’ve been pretty excited about March Madness here at Minitab. Kevin Rudy’s been busy creating his regression model and predicting the winners for the 2015 NCAA Men’s Basketball Tournament. But we’re...
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Understanding Hypothesis Tests: Significance Levels (Alpha) and P values in...
What do significance levels and P values mean in hypothesis tests? What is statistical significance anyway? In this post, I’ll continue to focus on concepts and graphs to help you gain a more intuitive...
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A Simple Guide to Using Monte Carlo Simulation to Estimate Pi
Monte Carlo simulation has all kinds of useful manufacturing applications. And - in celebration of Pi Day - I thought it would be apropos to show how you can even use Monte Carlo simulation to estimate...
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My Life as an Outlier
I always knew I was different. Even as a kid.“Is that me? Way out there in left field?” I asked the doc.“Yes,” he nodded, as he looked at my chart. “I used brushing to identify you on the graph.”I...
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