Characteristics of teachers, their description, comparison, and appraisal; a research study von Ryans, David G. 1909-1986

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The concept of intelligence von Ryans, D. G

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A note on methods of test validation von Ryans, D. G

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Changes in Variability in "Digit-Symbol Substitution" Performance Measured at the Beginning and at the End of Practice von Ryans, D. G.

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An Observation of the Changes in Variability of High, Medium, and Low "Intelligence" Groups, Measured at the Beginning and at the End of "Digit-Symbol Substitution" Practice von Ryans, D. G.

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A study of the observed relationship between persistence test results, intelligence indices, and academic success von Ryans, D. G

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An experimental study of the transfer of training with special attention to the relation of intelligence test performance von Ryans, D. G

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Some observations concerning the relationship of time spent at study to scholarship and other factors von Ryans, D. G

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The measurement of persistence: an historical review von Ryans, D. G

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An analysis and adaptation of the Bell School Inventory with respect to student adjustment in a women's college von Ryans, D. G, Peters, E. F

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Educational Psychology von Ryans, D G

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Educational psychology von RYANS, D G

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EDUCATIONAL PSYCHOLOGY von Ryans, D G

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Educational psychology von RYANS, D G

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The Phi-Phenomenon: A Fundamental Gestalt? von Ryans, D. G.

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The phi-phenomenon: A fundamental gestalt? von Ryans, D G

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Teacher Effectiveness and Teacher Education, by N. L. Gage (Book Review) von Ryans, D G

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Notes on the Criterion Problem in Research, with Special Reference to the Study of Teacher Characteristics von Ryans, David G.

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Some relationships between pupil behavior and certain teacher characteristics von Ryans, David G

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PUPIL BEHAVIOR von Ryans, David G

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