QUALITY CONTROL QUALITY DEFINITION v QUALITY IS THE

QUALITY CONTROL

QUALITY DEFINITION v QUALITY IS THE CHARACTERISTICS OF A PRODUCT OR SERVICE THAT BEAR ON ITS ABILITY TO SATISFY STATED OR IMPLIED NEEDS. To carry, support

DIMENSIONS OF QUALITY PERFORMANCE v RELIABILITY v DURABILITY v SERVICEABILITY v AESTHETICS v FEATURES v CONFORMANCE TO STANDARDS v

DEFINITION OF QUALITY CONTROL With the aim v QUALITY CONTROL (QC) IS A PROCEDURE OR SET OF PROCEDURES INTENDED TO ENSURE THAT A MANUFACTURED PRODUCT OR PERFORMED SERVICE ADHERES TO A DEFINED SET OF QUALITY CRITERIA OR MEETS THE REQUIREMENTS OF THE CLIENT OR CUSTOMER. To stick to, to bind

COMPANY QUALITY THE COMPANY-WIDE QUALITY APPROACH PLACES AN EMPHASIS ON THREE ASPECTS: 1. ELEMENTS SUCH AS CONTROLS, PERFORMANCE OF RECORDS. 2. COMPETENCE SUCH AS KNOWLEDGE, SKILLS. 3. SOFT ELEMENTS SUCH AS MOTIVATION AND QUALITY RELATIONSHIPS. ability, capability, adequacy

TOTAL QUALITY CONTROL TOTAL QUALITY IS THE CONTROL SYSTEM THAT CAN HELP ENSURE THE SUCCESS OF A COMPANY.

OBJECTIVE OF QUALITY CONTROL set up, found v TO ESTABLISH STANDARDS OF QUALITY THOSE ARE ACCEPTABLE BY THE CUSTOMER AND ECONOMICAL TO MAINTAIN

QUALITY CONTROL GOES INSPECTION BY: ESTABLISHING STANDARDS FOR THE PRODUCT OR SERVICE, BASED ON THE CUSTOMER NEEDS, REQUIREMENTS. v ENSURING CONFORMANCE TO THESE STANDARDS. v

RESPONSIBILITY OF QUALITY CONTROL Quality is everyones job. It includes the worker, the president of the company. The responsibility for quality begins when marketing determines the customer’s quality and continues until the product is received by a satisfied customer.

CUSTOMER PRODUCT SERVICE PACKAGING AND STORAGE MARKETING DESIGN ENGINEERING QUALITY PRODUCT PROCUREMENT PROCESS DESIGN INSPECTION AND TEST PRODUCTION

CONTENT OF QUALITY CONTROL SPECIFICATIONS OF WHAT IS NEEDED v DESIGN OF THE PRODUCT OR SERVICE TO MEET THE SPECIFICATIONS v INSPECTION TO DETERMINE CONFORMANCE TO SPECIFICATIONS v

BENEFITS OF QUALITY CONTROL IMPROVEMENT IN THE QUALITY LEVEL AND UNIFORMITY OF INCOMING MATERIALS v REDUCTION IN INSPECTION COSTS v REDUCTION IN SCRAP AND REWORK v IMPROVEMENT IN PRODUCERCUSTOMER RELATIONS v

BENEFITS OF QUALITY CONTROL IT INCREASES OUTPUT OF SALEABLE GOODS. v IT DECREASES COSTS OF PRODUCTION. v

QUALITY ASSURANCE (QA) n QA is defined as a procedure or set of procedures intended to ensure that a product or service under development (before work is complete, as opposed to afterwards) meets specified requirements. n IT INCLUDES MANAGEMENT OF AUDIT PARTICIPANTS. ¨ Establishment of the group of inspectors ¨ Management of employees’s activity To examine in general

QUALITY ASSURANCE (QA) v SUPERVISION OVER THE AUDIT PROCESS: n Availability of skilled and competent audit team n Compliance of work performed with the audit program capable; skilled in doing what one does;

TOOLS OF QUALITY CONTROL n n n n Fishbone Diagrams Histograms Pareto Analysis Flowcharts Scatter Plots Run Charts Control Charts

Constructing a Fishbone Diagram n Ex. : High Inventory Shrinkage at local Drug Store employees attitude training new trainee benefits Shrinkage Expensive merchandise out in the open Anti-theft tags poorly designed No security/ surveillance shoplifters practices

HISTOGRAM # times ordered These charts are helpful in showing frequencies and variation. Slices of Pizza

FLOWCHART Window (start) Take Customer Order Money? yes Get Pizza no Lockup Put More in Oven yes no 2 Pies Available? yes no Time to close? Take to Customer

SCATTER DIAGRAMS Defective Pizzas They are used to show the relationship between the variables. Time Cooking (minutes)

RUN CHARTS They are useful to identify the trends. Slices/hour 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 They are used to plot data based on time. 8 9 10 11 12 1 2 3 4 PM- AM Thursday Week 1 Week 2 Week 3 Time

CONTROL CHARTS They are useful in regulating a process. Upper Limit 17 inches 16 inches= X Lower Limit 15 Inches Small Pie

PARETO CHARTS The purpose of the Pareto chart is to highlight the most important factor among a set of factors. n In quality control, it often represents the most common sources of defects, the highest occurring type of defect, or the most frequent reasons for customer complaints, and so on. n

FAILURE TESTING A VALUABLE PROCESS TO PERFORM ON A WHOLE CONSUMER PRODUCT IS A FAILURE TESTING. THE OPERATION OF A PRODUCT UNTIL IT FAILS, OFTEN UNDER STRESSES. THIS EXPOSES MANY WEAKNESS IN A PRODUCT. OFTEN SIMPLE CHANGES CAN IMPROVE PRODUCT SERVICE. To make visible

STATISTICAL CONTROL STATISTICAL PROCESS CONTROL IN MANUFACTURING USUALLY PROCEED TESTING FRACTION OF THE OUTPUT. n VARIANCES OF CRITICAL TOLERANCES ARE MANUFACTURING PROCESSES ARE CORRECTED BEFORE BAD PARTS CAN BE PRODUCED. n

THANKS FOR Your Attention…

Today’s Essay Topic No essay this week !!!! n Instead we will practice some words n

• Efficiency Etkinlik, verimlilik • Component (n) Bileşen, alt parça • Execute (v) Uygulamak • Manufacture (v) İmal etmek • Feedback (n) Geri bildirim • Ratio Oran • Supply chain (n) Tedarik Zinciri • Average Ortalama • Superior (n) Amir, üst • Forecasting Tahmin etme

• Schedule (v) Çizelgelemek • Throughput Çıktı, işlem hacmi • Demand (n) Talep • Equipment Ekipman • Overtime Fazla mesai • Inventory Stok, envanter • Labor Emek • Investment Yatırım • Schedule (n) Çizelge • Evaluate (v) Değerlendirmek

• Purchase (v) Satın almak • Consensus Oy birliği • Material Malzeme • Communicate (v) İletişim kurmak • Minimize (v) En aza indirmek, küçültmek, azaltmak, minimize etmek • Maintenance (n) Bakım • Permanent Kalıcı • Partial Kısmi, kısma ait • Constraint (n) Kısıt • Distribution Dağıtım • Automation Otomasyon • Inspect (v) İncelemek, denetlemek

GOOD LUCK IN THE EXAM