Select Page
What is an Acceptable Quality Level (AQL)?

What is an Acceptable Quality Level (AQL)?

SSDSI Blog

The concept of Acceptable Quality Level (AQL) defines the maximum allowable number of defects in a product lot that inspectors can consider acceptable during an inspection. AQL sets a threshold for the percentage of defective items that a customer can tolerate while...
Process Maturity Models: A Complete Guide

Process Maturity Models: A Complete Guide

SSDSI Blog

Process maturity refers to the level of sophistication, standardization, and optimization within an organization’s processes. A mature process is reliable, consistent, and able to deliver value consistently. The ultimate goal is for organizations to continuously...
Bimodal Histogram: Everything you need to know

Bimodal Histogram: Everything you need to know

SSDSI Blog

A bimodal histogram is a type of data visualization that reveals a distribution with two distinct peaks or modes. This form of histogram is instrumental in identifying and analyzing datasets that show two separate subgroups or phenomena influencing the results....
What is X-Bar in Statistics?

What is X-Bar in Statistics?

SSDSI Blog

In statistical process control (SPC), X-bar control charts are essential tools for monitoring the performance of a process over time. These charts track the mean or average of a process based on samples (subgroups) collected at regular intervals. The primary aim is to...