Making Metrics Practical - INCOSE

In physical science the first essential step in the

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ideas, on the internet. "In physical science the first essential step in the direction of learning any subject is to find principles of numerical reckoning and practicable methods for measuring some quality connected with it. I often say that when you can measure what you are speaking about, and express it in numbers, you know something about it; but when you cannot measure it, when you cannot express it in numbers, your knowledge is of a meagre and unsatisfactory kind; it may be the beginning of knowledge, but you have scarcely in your thoughts advanced to the state of Science, whatever the matter may be.” Lord Kelvin, 1893 Quotation 1: my own guiding light sine the 1960’s – a w ord from the wise. 2. If you measure too late, you deserve your fate. You need to measure early, in order to discover • what to measure, what the requirements really are • what measures are useful • what is worth measuring • what the actual numeric levels of requirements should be Measuring at the end of a project, • is just too late to learn in time • to convince people that they have a solvable problem • in time to solve it Figure 2: a real example of measuring early in the deve...
View Full Document

This document was uploaded on 02/26/2014 for the course E 515 at University of Louisiana at Lafayette.

Ask a homework question - tutors are online