There is justification for believing that a useful test has been added to the resources of those wishing to use psychological testing in selection procedures . A group procedure for a simple test of manual dexterity developed in Zambia has been adapted to A ustralian conditions , and the results suggest the test has application in a wide range of situations . The test has high face validity in the eyes of management and some measure of concurrent and predictive validity has been demonstrated with a variety of occupational groups and criteria . There arefew problems in training people to administer and mark the test with an acceptable level of reliability .'The many applicants of mixed origin for factory operative positions, who speak only the language of their native country of Europe or Asia, need a culture-reduced method of assessing their skills.'
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