Quality Management 3 min read
Non-Probability Sampling
In any form of research, true random sampling is always difficult to achieve. Most researchers are bounded by time, money and workforce…
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Probability based sampling
A probability sampling method is any method of sampling that utilizes some form of random selection. In order to have a random selection…
Quality Management 3 min read
Defining Statistical Quality Control
The control chart is a graph used to study how a process changes over time. Data are plotted in time…
Quality Management 4 min read
Control charts
Control charts have long been used in manufacturing, stock trading algorithms, and process improvement methodologies like Six Sigma and Total…
Quality Management 6 min read
Scatter Diagram
Scatter Diagram or correlation diagram is a tool to describe changes in a dependent variable in relation to any change…
Quality Management 7 min read
CAUSE EFFECT DIAGRM IN INDUSTRY
Definition of Cause & Effect Diagram The cause & effect diagram is the brainchild of Kaoru Ishikawa, who pioneered quality…
Quality Management 4 min read
Pareto Chart
The Pareto chart is a quality improvement tool that is based upon the Pareto principle, the principle that 80% of an…
Quality Management 4 min read
Drawing a histogram
A histogram is a graphical tool used to visualize data that can be produced with histogram software such as Quality America’s…
Quality Management 3 min read
Shapes of histogram
A histogram can be created using software such as SQCpack. How would you describe the shape of the histogram Bell-shaped: A bell-shaped…
Quality Management 3 min read
Histogram
Having been in the project management, training and coaching for over last many years, I witnessed that- The histogram is…
Quality Management 3 min read
Check Sheets
The Check Sheet is a simple document that is used for collecting data in real time and at the location…
Quality Management 2 min read
Concepts Process Quality
Process quality refers to the degree to which an acceptable process, including measurements and criteria for quality, has been implemented…