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Manning, Phillip R.; And Others – 1968
To gather data on the effects of different modes of instruction on physician achievement in plotting mean P, O, RS, and T receptiors in electrocardiography, researchers chose a random sample of physicians who had taken a correspondence course on electrocardiography during the previous 5 years from the University of Southern California School of…
Descriptors: Cost Effectiveness, Hypothesis Testing, Labor Force Development, Performance Tests