By Jon M. Quigley I saw a LinkedIn post yesterday about the scope of testing during times of compressed schedule. The position was to test what is new in the software, and of that new, what is the most important, perhaps meaning what if it goes wrong, would be the worst for the client or […]

Variation! Though sometimes we may refuse to recognize it, the world is a full of variation, even in the things we think or believe are constant. For example, my wife has been known to say, “you always do…” or “you never do…”, to which I retort, I am human and I am not that repeatable.  […]

Independent Test and Verification We are composing a glossary of testing terms and we take one from that work today and discuss here.   We welcome any and all that would like to contribute. Today we discuss development and independent test and verification.  A development organization can be structured in many ways. The development and testing […]

Flip a coin, heads, or tails. The probability that it will come up heads is 50%; there are only two sides.  Flip that same coin again, the same probability, 50%.  However, if we say that success is two successive heads (or tails) that is different. The probability of two consecutive heads is the product of […]