we introduced new control charts in Minitab 16.2, I’ve been waiting
to come across some real data I could use to showcase their awesome
power. My friends, this day has come! I am about to reveal a
perhaps unconventional use of the Laney P' chartto investigate national cycling data in the UK. So we’re not
looking at any real process here, which is how the P' chart is
usually used, just data... Continue Reading
This post might come across a little bit geeky, but hey, I like
to apply my statistical acumen to my day-to-day life—especially if
it gets me brownie points with my wife! On a more serious note,
what I am about to show you can be very helpful in Lean Six Sigma
initiatives, particularly if you are trying to improve customer
satisfaction ratings across a range of products, services or
But... Continue Reading
the news in the U.K. is like listening to the same old annoying
record over and over again: "Uncertainties about the European
economy...disappointing employment figures...stubbornly high
inflation...increasing pressures on the average U.K.
household to make ends meet…"
How about some good news, please?
Actually, there is some good news…that is, if you are a top
executive for one of the... Continue Reading
We recently had a technical support
request about using the Response Optimizer after analysing a
factorial design in Minitab 16. Whilst we were able to help
illustrate its use and answer the customer query,
something else about the analysis caught our eye. It was
the residual plots that showed the unusual
effects. Residuals are used in regression and ANOVA analyses to
indicate how well your model... Continue Reading
Working as a technical support
specialist at Minitab Ltd, I regularly come across customers who
experience unusual-looking normal probability plots. I have to say,
my initial reaction when I was first presented with these
unfriendly creatures was: “Uh oh, the pattern does look very
strange, what do I say now? “
Luckily for me, a colleague had seen
many of these in his long and illustrious career.... Continue Reading
of you who have travelled to the UK before, it will come as no
surprise that our fuel costs are amongst the highest in Europe.
It appears that driving a car could soon become a luxury at
this rate.Unfortunately, most of us here at Minitab Ltd. are reliant on our
cars to be able to make it to the office every day. So,
unless we are able to relocate closer to the office (which may not
be... Continue Reading
My name is Redouane
Kouiden. Thanks for reading!
The beauties and complexities of our world become even more
puzzling when you start looking at the numbers behind. Whether
it is forecasting the weather or predicting the next presidential
election results, statistical sciences are becoming more and more
reliable and applied across various fields of study and industries.
One particular aspect that... Continue Reading
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