
The Basics of Measurement ◾ 75
Other, similar problems can arise. We may need to determine which
program is safest, based on a set of criteria. Or we may wish to choose
from among a variety of design techniques, based on survey data that
captures developer preferences, design quality assessments, and cost of
training and tools. Each of these instances presents a problem in mak-
ing a decision with multiple criteria. ere is an extensive literature on
multi-criteria decision theory, and the measurement theory that relates
to it. We discuss this type of analysis in Chapter 6, when we address
data analysis techniques. However, here we must ...