Thesis - Instituto de Telecomunicações

158 APPENDIX B. TESTSB.5 Concentration TestFigure B.6: Memory test example.Description. This test requires careful attention in a number search task. The subjecthas to follow, line by line, the list of numbers and identify pairs of numbers that add to 10.When in a line, the subject can correct the marked/unmarked pairs. The test is demandingsince there are 5 possible pairs (5, 5; 4, 6; 3, 7; 2, 8; 1, 9), and the pairs can be consecutive,i.e the same number can be used in more than one pair (4, 6, 4). The game is inspired bya concentration test from a set of MENSA tests [77]. A test page contains a matrix of 20lines per 40 columns of numbers.Goals.The concentration test is an intense search that measures the capability of thesubject to maintain concentration on a very demanding task.Guide. Click in consecutive pairs of numbers that add to 10.The game will go sequentially from line to line.In each line the numbers can be corrected by clicking again.Several pages of numbers will follow.