Identification of the second of two targets (T2) is impaired when presented shortly after the first (T1). This "attentional blink" (AB) is thought to arise from a delay in T2 processing during which T2 is vulnerable to masking. Conventional studies have measured T2 accuracy which is constrained by the 100% ceiling. We avoided this problem by using…

The study examined the perception of random lines by people with gambling problems compared to people without gambling problems. The sample consisted of 67 probable pathological gamblers and 46 people without gambling problems. Participants completed a number of questionnaires about their gambling and were then presented with a series of random…

Emerging applications of microcomputers and hypermedia to assessment in science education are reviewed. Although the current use of technology consists mainly of computerized administration of multiple choice tests drawn from item banks, the potential advantages are much greater. Among these advantages are immediate feedback to students, formative…

Describes two approaches of assuring adequate student laboratory preparation by means of computerized, prelab quizzes. One, designed for the Apple microcomputer for introductory chemistry, is available on diskette from the authors. The other, for organic chemistry, is done on a time-shared system. Additional information on this program is…