SIX SIGMAS

Six Sigma is a management strategy that uses five stages: Define, Measure, Analyze, Improve, and Control. Six Sigma requires a consistent project concept. The primary goal of Six Sigma is to prevent problems before they occur.

BACK

1. CUSTOMER FOCUS

Project is improved based on customers’ needs and requirements

2. STATISTICAL QUALITY CONTROL

Standard Deviation is used for measuring the quality of output.

3. METHODICAL APPROACH

Systematic approach of application in DMAIC and DMADV

4. TEAMWORK IN QUALITY MANAGEMENT

uses organization and teams to enhance project quality

5. PROJECT AND OBJECTIVE BASED FOCUS

implemented to focus on the requirements and conditions.

6. STATISTICAL AND DATA BASED APPROACH

Statistical and Systematic, focuses on facts and data

ADVANTAGES

Increased Customer Satisfication
Cost Reduction
Sustainable Improvement

DISADVANTAGES

Time Intensive
Complex Methodology
Resistance to Change

EXAMPLE

Microsoft uses Six Sigma to reduce system and data center defects and minimize IT infrastructure failures. It begins by setting standard benchmarks for hardware and software, then uses root-cause analysis and incident data to identify problem areas.

By prioritizing defects based on business impact and analyzing server data regularly, Microsoft was able to target and fix specific issues. This led to server availability, higher productivity, and greater customer satisfaction improvements.