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Mueller, Shane T.; Perelman, Brandon S.; Tan, Yin Yin; Thanasuan, Kejkaew – Journal of Problem Solving, 2015
The traveling salesman problem (TSP) is a combinatorial optimization problem that requires finding the shortest path through a set of points ("cities") that returns to the starting point. Because humans provide heuristic near-optimal solutions to Euclidean versions of the problem, it has sometimes been used to investigate human visual…
Descriptors: Sales Occupations, Salesmanship, Computer System Design, Computer Software Reviews
Sawaki, Yasuyo; Nissan, Susan – Educational Testing Service, 2009
The study investigated the criterion-related validity of the "Test of English as a Foreign Language"[TM] Internet-based test (TOEFL[R] iBT) Listening section by examining its relationship to a criterion measure designed to reflect language-use tasks that university students encounter in everyday academic life: listening to academic…
Descriptors: Test Validity, Language Tests, English (Second Language), Computer Assisted Testing