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5 More Powerful Insights from Noted Quality Leaders
We hosted our first-ever Minitab Insights conference in September, and if you were among the attendees, you already know the caliber of the speakers and the value of the information they shared....
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Do You Know the Truth about Gage Repeatability and Reproducibility?
The ultimate goal of most quality improvement projects is clear: reducing the number of defects, improving a response, or making a change that benefits your customers.We often want to jump right in and...
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When It’s Easier to Open Data in Minitab than in Excel
On the Minitab Blog, we’ve often discussed getting data into Minitab from Excel. Here's a small sampling, in case you currently have data in Excel:Minitab and Excel: Making the (Data) ConnectionLinking...
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Pareto Charts Revisited: The Full Truth about the Bars
A reader asked a great question in response to a post I wrote about Pareto charts. Our readers typically do ask great questions, but this one turned out to be more difficult to answer than it first...
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Why You Should Celebrate Healthcare Quality Week
October 16–22 is National Healthcare Quality Week, started by the National Association for Healthcare Quality to increase awareness of healthcare quality programs and to highlight the work of...
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Minitab 17 and Minitab Express: A Comparison of Software Features
Since the release of Minitab Express in 2014, we’ve often received questions in technical support about the differences between Express and Minitab 17. In this post, I’ll attempt to provide a...
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Problems Using Data Mining to Build Regression Models, Part Two
Data mining can be helpful in the exploratory phase of an analysis. If you're in the early stages and you're just figuring out which predictors are potentially correlated with your response variable,...
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Improving Cash Flow and Cutting Costs at Bank Branch Offices
Every day, thousands of people withdraw extra cash for daily expenses. Each transaction may be small, but the total amount of cash dispersed over hundreds or thousands of daily transactions can be very...
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Common Assumptions about Data (Part 1: Random Samples and Statistical...
Statistical inference uses data from a sample of individuals to reach conclusions about the whole population. It’s a very powerful tool. But as the saying goes, “With great power comes great...
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5 Questions to Ask Before You Present Statistical Results
No matter how experienced you are at analyzing data, communicating about your results can be a tremendous challenge. So it's not surprising that "Effectively Reporting Your Data Analysis" was one of...
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13 Scary Statistics Blog Posts for Halloween
With another Halloween almost upon us, here's a look back at some of the posts we've written about this holiday specifically, and about various creepy things in general. I hope that you enjoy this...
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8 Expert Tips for Excellent Designed Experiments (DOE)
If your work involves quality improvement, you've at least heard of Design of Experiments (DOE). You probably know it's the most efficient way to optimize and improve your process. But many of us find...
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Simulating the U.S. Presidential Election of 2016
Regardless of who you support in the upcoming U.S. election, we can all agree that it’s been a very bumpy ride! It’s been a particularly chaotic election cycle. Wouldn’t it be nice if we could peek...
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What Are T Values and P Values in Statistics?
If you’re not a statistician, looking through statistical output can sometimes make you feel a bit like Alice inWonderland. Suddenly, you step into a fantastical world where strange and mysterious...
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Common Assumptions about Data (Part 2: Normality and Equal Variance)
In Part 1 of this blog series, I wrote about how statistical inference uses data from a sample of individuals to reach conclusions about the whole population. That’s a very powerful tool, but you must...
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How Effective Are Flu Shots?
Once again, with the arrival of autumn, it's time for a flu shot.I get a flu shot every year even though I know they’re not perfect. I figure they’re a relatively easy and inexpensive way to reduce the...
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Picking the Perfect Plot to Communicate Your Data
At the inaugural Minitab Insights Conference in September, presenters Benjamin Turcan and Jennifer Berner discussed how to present data effectively. Among the considerations they discussed was choosing...
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How to Avoid Messing Up Your Pareto Charts
Pareto charts are a special type of bar chart you can use to prioritize almost anything. This makes them very useful in making sound decisions. For example, if you have several possible quality...
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Correct Case Mismatches in Minitab, Fast
In this day and age, it’s not uncommon that data entry errors occur in data sets that are so large that looking for and correcting the errors by hand is impractical. Fortunately, Minitab includes tools...
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Mutant Trees Lay Waste to the Landscape and Reveal Mother Nature's Lean Design
The season of change is upon us here at Minitab's World Headquarters. The air is crisp and clear and the landscape is ablaze in vibrant fall colors. As I drove to work one recent morning, I couldn't...
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