7 QC Tools - Tamil The 7 QC Tools is a set of essential tools used in quality management to analyze and solve problems. This training material is designed to provide a comprehensive understanding of the 7 QC Tools in Tamil, including their purpose, application, and benefits. The material covers the tools' key concepts, such as Pareto Charts, Histograms, Scatter Diagrams, Control Charts, Fishbone Diagrams, Check Sheets, and Flow Charts, with examples and exercises to help learners practice their skills.

1. https://www.linkedin.com/in/tqmbala/ balamuruganm21@gmail.com
-5S Balamurugan
QC Tools Basics
vspa jkpopy; tpsf;fk; kw;Wk; cjhuzq;fSld;..

2.  The 7 quality tools are simple graphical and statistical tools but very
powerful in solving quality problems and process improvement.
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mtw;iw vspjpy; tpsq;Fk; tpjkhf tiufiy Kiwapy; njhFf;f (Pictorial form)
cjTk; rpy Kjd;ik Gs;sptpgu fUtpfisNa 7 QC Tools vd;fpNwhk;.
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mwpKfg;gLj;jg;gl;lJ. ,tw;iw njhFj;j> Dr.Kaoru Ishikwa, 7 QC Tools vd
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 ,th;> ,e;j 7 QC Tools-fis Kiwahf gad;gLj;Jtjd; %yk; juk; rhh;e;j 95%
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Check Sheet Histogram Pareto Chart
Cause & Effect Diagram
Scatter Diagram
Flow Chart
Control Chart
7 QC Tools
Kaoru Ishikawa has stated that 95% of the quality problems can be solved by using “7 QC Tools”
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7 QC Tools
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7 QC Tools Vd; Njit?
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4. 7 QC Tools
Checksheet - Ma;Tj;jhs;
 A check sheet is a structured, preparedform for collectingand analyzing data.
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5. 7 QC Tools
Histogram - gl;il tiuglk;
 Histogramis the graphical representationof data where data is grouped into
continuousnumber ranges and each range correspondsto a vertical bar.
 Process-d; guty;> nray;ghL> epiyik> khWghLfis (Variation) vspjpy;
Ghpe;J nfhs;Sk; tpjkhf tiugl tbtpy; fhl;Lk; Kiw.
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6. 7 QC Tools
Pareto Chart - gNul;Nlh tiuglk;
 The Pareto chart is a bar graph that helps in prioritizingthe efforts towards
improvement. The rule says, 80% of Problemsare due to 20% of Reasons.
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fz;lwpe;J nray;gl ,e;j tiuglk; cjTfpwJ. ,J 80/20 vd;w gNul;Nlh
jj;Jtj;ij mbg;gilahff; nfhz;lJ.
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7. 7 QC Tools
Scatter Diagram – rpjwy; tiuglk;
 It shows the relationshipbetween two variables in the form of dots.
 Two variables are plottedon the X and Y axis, and the pattern of dots shows the
type of relationship.
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rk;ge;jg;gl;bUf;fpd;wd vd;gijAk; mwpe;J nfhs;s cjTk; tiuglk;.
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8. 7 QC Tools
 Cause & Effect Diagram is a brainstorming tool, that help to identify the probable causes
for an effect (or problem) and sorts them into categories.
 It is visualized in the shape skeleton of a Fish.
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tifg;gLjJk; Kiw. ,e;j tiuglk; kPd; Ks; tbtpy; ,Ug;gjhy; kPd; Ks;
tiuglk; vd;Wk; miof;fg;gLfpwJ.
Cause & Effect Diagram - fhuztpisT tiuglk;
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9. 7 QC Tools
Control Chart – fl;Lg;ghl;L tiuglk;
 A simple Trend chart that contains the specification and control limits and the trend line
helps in understanding how controlled a particular process or product characteristic is
behaving over a period of time. The best part is, it can be used as a Proactive tool.
 Process-y; Vw;gLk; variation-I fz;lwpe;J> mJ vj;jifaJ> fl;Lg;ghl;bw;Fs; cs;sjh>
,y;iyah vd tiugl tbtpy; fhl;Lk; Kiw. ,jidf; nfhz;L Process-d; epiyia
fzpj;J Njitahd eltbf;ifia vLf;f KbAk;.
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10. 7 QC Tools
Flow Chart – Xl;l tpsf;fg;glk;
 Flow chart is a simple mapping tool that shows the sequence of actions within
a process, in a form that is easy to read and communicate.
 Flow chart vd;gJ xU Process-d; nray;Kiwfis thpirg;gLj;jp vspjpy;
tpsq;Fk; tpjkhf tiugl tbtpy; fhl;Lk; Kiw.
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11. - 5S BALAMURUGAN
BSc(CS).,MBA.,MA(PM&IR).,MSc(Psy).,PHRM.,
Lean Management Professional
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https://www.slideshare.net/BalaMurugan272
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