
176 Human factors engineering and ergonomics
intelligence research were then thought to form a third tier in the hierarchy
(Hakstian & Cattell, 1978). That said, contemporary research now shows
a robust relationship between working memory capacity and measures of
fluid intelligence (Kane, Hambrick, & Conway, 2005).
7.2 TYPES OF DECISIONS
There are several fundamental types of decisions that are relevant to human
factors applications. Here they are grouped as simple binary decisions,
optimizing decisions, and nonoptimizing decisions. Cognitive biases fall
somewhere between optimizing and nonoptimizing decisions. Afterward
we consider the production ...