id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
iassist-669		iassist-669		16	.pdf	application/pdf	7223	341	62	Stimuli, on the other hand, are often not so much a random sample of a population of stimuli, but are more often intended to serve as the best and most prototypical indicators of a latent trait; we are often not so much interested in the actual stimuli, but rather in their implications for measuring subjects along this latent trait This Summer 1986 iasast quarterly means that we generally can delete stimuli with less harm that when we delete subjects. The approach used here is a form of hierarchical cluster analysis, in which first the best, smallest unfolding scale is found, and then is extended by more stimuli, as long as they continue to satisfy the criteria of an unfolding scale.	cache/iassist-669.pdf	txt/iassist-669.txt