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OverviewThis historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1910 Excerpt: ...to break and form associations; Miss Sharp (10), from whom the term cancellation has been borrowed, tried the test in her studies in individual psychology with Cornell University students; Vogt used cancellation to examine attention and distraction; Judd in his Manual (6), has classed the test among those devoted to discrimination reactions; the author has tried the test as a measure of fatigue, and also has sought to determine its correlation with class standing.1 The results of the cancellation test are conditioned in the main by three methodological factors--(a) the number of letters to be cancelled, (6) the kind of text or material employed, and (c) the duration of the test. (a) Letters cancelled. It is easily demonstrated that the ranks of a given number of S'a will vary somewhat according as a few (1-2) or several letters (4-6) are to be cancelled. Where but one letter has been used, this has commonly been the letter a (Bourdon, Cattell and Farrand, Wissler, Thorndike, Sharp) or occasionally e. In cancelling more than one. letter, we find that Bourdon tried at different times, a and i; a, r, i, s; a, e, I, t; or a, e, /, /, o, k; Binet, a, e, d, r, s, also i, o, I, f, t, and a, e, r, o, s, m; Vogt, I, n, s; Winteler n, s, t, and I, m, r, s, t. It is Binet's contention that, when but one letter is cancelled, S'stendto work with approximately equal accuracy, but with varying speed, whereas, when four or five letters are cancelled, they tend to work with approximately equal speed, but with varying accuracy; he, accordingly, arranges the test in one or the other of these ways, as he wishes to measure either speed or accuracy. As will be shown later, this assumption is not strictly justifiable. The cancellation of one letter is so easy that some investigat... Full Product DetailsAuthor: Guy Montrose WhipplePublisher: Rarebooksclub.com Imprint: Rarebooksclub.com Dimensions: Width: 18.90cm , Height: 1.00cm , Length: 24.60cm Weight: 0.327kg ISBN: 9781236248572ISBN 10: 1236248570 Pages: 176 Publication Date: 19 May 2012 Audience: General/trade , General Format: Paperback Publisher's Status: Active Availability: Not yet available This item is yet to be released. You can pre-order this item and we will dispatch it to you upon its release. Table of ContentsReviewsAuthor InformationTab Content 6Author Website:Countries AvailableAll regions |