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Hitesh Bhasin, in his blog from Marketing91, outlines how to conduct a Service Gap Analysis. A service gap is the difference between what the customers expect and what they perceived was delivered.

This is […]

“I KEEP six honest serving-men

(They taught me all I knew);

Their names are What and Why and When

And How and Where and Who.”

From “The Elephant’s Child” in Just So Stories, 1902, Rudyard Kipling. […]

The International Society of Six Sigma Professionals (ISSSP) is seeking experienced professionals to deliver webinars for its continuing monthly webinar offerings. 

You can find out more at the following link. […]

Queuing Theory is the study and analysis of waiting lines and uses mathematics to predict queue lengths and waiting times. This is important in the design and operation of many businesses such as theme parks, […]

ISSSP, the non-profit International Society of Six Sigma Professionals, providing a forum and resources for Lean, Six Sigma, and Operational Excellence practitioners, is proud to announce its June webinar.

We […]

A population is the entire collection of elements, parts, people, etc. in the study of interest. It is rare that you have the entire population available for your study. So, in order to collect data, you must take […]

What are some of the standard approximations for confidence intervals, and when are they used?

First, let’s review the definition of a confidence interval.

Confidence Interval: A range of values so defined t […]