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Using Predict in Minitab 17 to Validate a Statistical Model
Last time I posted, I showed you how to divide a data set into training and validation samples in Minitab with the promise that next time I would show you a way to use the validation sample. Regression...
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Gage This or Gage That? How the Number of Distinct Categories Relates to the...
We cannot improve what we cannot measure. Therefore, it is critical that we conduct a measurement systems analysis (MSA) before we start analyzing our data to make any kind of decisions.When conducting...
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An Unlikely Statistician: Florence Nightingale
Many of my close friends and family members are nurses, and I’ve noticed (via Facebook of course) that many recently celebrated National Nurses’ Week, which ran Tuesday, May 6 through Monday, May...
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Common Statistical Mistakes You Should Avoid
It's all too easy to make mistakes involving statistics. Powerful statistical software can remove a lot of the difficulty surrounding statistical calculation, reducing the risk of mathematical...
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"Hidden Helpers" in Minitab Statistical Software
Minitab Statistical Software offers many features that can save you time and effort when you’re learning statistics or analyzing data. However, when we demonstrate many of these short cuts, tools, and...
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The Five Coolest Things You Can Do When You Right-click a Graph in Minitab...
Minitab graphs are powerful tools for investigating your process further and removing any doubt about the steps you should take to improve it. With that in mind, you’ll want to know every feature about...
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Multiple Regression Analysis and Response Optimization Examples using the...
In Minitab, the Assistant menu is your interactive guide to choosing the right tool, analyzing data correctly, and interpreting the results. If you’re feeling a bit rusty with choosing and using a...
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The 2-3-2 format vs. the 2-2-1-1-1 in the NBA Finals
From 1985 until 2013, the NBA Finals used a 2-3-2 format to decide the NBA Champion. That is, the first 2 games are played at one team’s arena, followed by 3 in a row at the other team’s, then the last...
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Hypothesis Testing and P Values
by Matthew Barsalou, guest bloggerPrograms such as the Minitab Statistical Software make hypothesis testing easier; but no program can think for the experimenter. Anybody performing a statistical...
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I Think I Can, I Know I Can: A High-Level Overview of Process Capability...
Remember "The Little Engine That Could," the children's story about self-confidence in the face of huge challenges? In it, a train engine keeps telling itself "I think I can" while carrying a very...
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Do the Data Really Say Female-Named Hurricanes Are More Deadly?
A recent study has indicated that female-named hurricanes kill more people than male hurricanes. Of course, the title of that article (and other articles like it) is a bit misleading. The study found a...
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Why Is this Yorkie So Irritated? Oversimplified Statistical Models
You know what really gets on my nerves? A lot of things.That slow, slinky way that cats walk by. Grrrr.The rude, abrupt arrival of delivery persons in their obnoxiously loud trucks. (Why do they always...
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The 6 coolest tools on Minitab's toolbars
Toolbars are there to make your life easier, but if you don’t take the time to hover over each button and wait for a description, it’s pretty easy to never know that there’s a faster way to do...
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How to Interpret a Regression Model with Low R-squared and Low P values
In regression analysis, you'd like your regression model to have significant variables and to produce a high R-squared value. This low P value / high R2 combination indicates that changes in the...
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Guest Post: Analysis of Road Accidents in Hyderabad
The Minitab Fan section of the Minitab blog is your chance to share with our readers! We always love to hear how you are using Minitab products for quality improvement projects, Lean Six Sigma...
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More "Hidden Helpers" in Minitab Statistical Software
In an earlier post, I shared some great hidden helpers in Minitab Statistical Software that even many veteran users don't know about. Here are a few more! Everything In Its Right Place Minitab’s...
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Using Probability Plots to Understand Laser Games Scores
There is more than just the p value in a probability plot—the overall graphical pattern also provides a great deal of useful information. Probability plots are a powerful tool to better understand your...
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You Get a Goal! And You Get a Goal! And You Get a Goal! It’s the 2014 FIFA...
The 2014 World Cup has gotten off to a high-scoring start. Through the first week of the tournament, an average of 2.9 goals have been scored per game, the highest since 1970. And if that average...
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Statistics: No Laughing Matter
by Matthew Barsalou, guest blogger I told a friend about my interest in statistics, and he immediately told me a joke about broiled chicken and statistics.The punch line involved my friend getting to...
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3 Things Baseball Can Teach Us About Control Charts
Control charts are some of the most useful tools in statistical science. They track process statistics over time and detect when the mean or standard deviation change from what they have been. The...
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