ESTIEM Magazine| Spring 2018| 4th Industrial Revolution

Page 14


LEAN SIX SIGMA IN A WORLD OF BIG DATA \\ What is the added value?

I was attending a conference called “Up Your Strategy!” organised by Local Group Porto in October. A very good question was asked there: ”Will Big Data replace traditional quality tools?” The answer was very simple: ”No!”

Jukka-Matti Turtiainen Local Group Lappeenranta, Helsinki

Martijn Buijvoets Local Group Eindhoven

What is big data? The



Control chart of Applicant based on Factor 1 growing

Define, Measure, Analyse, Improve and Control. In these

tremendously. 90% of the world’s data were produced in




different phases, qualitative and quantitative tools are used

the last two years. Most of the big data tools are looking

to get an understanding of the process and problem. After

for relationships and patterns within very large data sets,

understanding the problem and finding a root cause for it,

which can contain information from many different kind

your solution will tackle the problem at the core.

of sources. The amount of unstructured data has been increasing tremendously. A big challenge is how do we get

Correlation does not mean causation

value out of those tools.

(Big) Data can show that there is a correlation between factors. In order to determine whether there is a causation

There is always need for problem solving

between those factors, there needs to be an experiment

One stereotype for an Industrial Engineering and

with the factor being active and inactive. How much data

Management student could be, a person who doesn’t like

do we need in order to make a judgement could be the

bad processes. Have you ever been in a queue and thought:

next question. In order to answer this question, you should

“why haven’t they designed this better?” Those could be

first ask yourself what change would a practical difference

good thoughts at least when thinking about the skills needed

make. Knowing the process helps when trying to answer

in working life in the future. In 2016, the World Economic

that question. By doing a Green Belt project, you will get to

Forum stated in its annual report that complex problem

know the process and understand its dynamics.

solving is the top-one competence needed in 2020. A good place to learn a structured approach to problem solving is

Exploratory Data Analysis (EDA)

by attending the ESTIEM Lean Six Sigma Green Belt course.

The logic of Exploratory Data Analysis can be used

Lean Six Sigma has a DMAIC project management method,

through DMAIC. In the ESTIEM Lean Six Sigma Green Belt

which is used when there is an unknown root cause of a

course we use the Minitab software for this purpose. The

problem and an unknown solution to it. DMAIC stands for

best quote about Exploratory Data Analysis (EDA) is from

14 ESTIEM Magazine | 54th issue - 4th industrial revolution

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