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30 - The Magical Number for Sample Size?
"We recently concluded a GB training and the question of why a sample size of 30 was suitable and where it came from." This discussion forum thread answers this question. From the iSixSigma Discussion Forum.
Choosing the Best Method for Listening to the Customer
Once you decide what you want to know, from whom you want to know it, and what you will do with the data, you must carefully consider what method is best suited for gathering customer information for your Six Sigma project. This article summarizes eight types of data collection methods. From Pam Hunter and iSixSigma.
Examples of Types of Surveys
Survey examples that can be used as is or, more likely, modified and adapted to your own projects. Including products, business to business, employee satisfaction, technical support and more. From SurveyGuy.
How to Focus Your VOC Research, Three Simple Questions
A lot of time can be saved in the planning stages of a survey or research project by simply answering three short questions. This article includes two real-world examples of how these three questions are essential to defining a Voice of the Customer (VOC) survey or research project. From Dr. Pamela Hunter and iSixSigma.
Increasing Customer Interactions
Even the Internet economy requires customer interaction for quality purposes. Learn how to build productive customer relationships that help you offer higher quality products and services. From iSixSigma.
IndustryMetrics.Com
Designed to provide anyone the ability to collect specific metrics on any given business process. By determining the process gaps, the user has a better chance at a successful benchmarking or quality improvement project.
Margin of Error and Confidence Levels Made Simple
Most surveys draw their conclusions from a sampling a larger group. How well the sample represents the larger population is gauged by two important statistics which quality professionals should understand - the margin of error and confidence level. From Pam Hunter.
Strategies for Surveying Employees
Most companies can benefit from surveying their employees for the primary purpose of gauging morale. Improvements in morale generally indicate a more satisfied work force, which often translates into a more effective and efficient team that plays a critical role in the company's quality and bottom line. From Pamela Hunter, Ph.D. and iSixSigma.
Survey Privacy
Discussion about surveys and privacy issues. From SurveyGuy and ASA.
Survey Sample Size Calculator
Remember that when you figure out a sample size, it refers to the number of actual respondents. This handy tools will help you determine the number of respondents. From SurveyGuy.
Tips for Getting the Most from Six Sigma Surveys
Many surveys fail to achieve their goals. A few tips may provide some help. And the real-life examples of survey mistakes cited here are caution lights for those involved in gathering information by survey for Six Sigma projects. From Tzippy Shochat.
Variance Markers in Survey Design
The idea of bio-marking, a technique used to follow individual molecules around in the laboratory, can also be applied to survey design. By creating one item, which captures the overall meaning or bottom line of a survey, we can examine its variance statistically as it interacts with other items and set the stage for leverage and resource allocation via multiple regression. From George H. Chynoweth, Ph.D.
What is a Margin of Error?
Definition, causes, interpretation, focus on estimation and further information. From SurveyGuy and ASA.
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