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HI Experimental Data from Cooperating Schools
Percentages of Correct Responses to Certain Test Items for Three Suc
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achievement scores activities or projects Activity Number alternating current Ammeter amperes arc lamp class period coil complete learning connected in parallel control schools Correct Responses device for measuring direct current circuit electric current electric meter electric resistance experiment experimental directions experimental schools final scores final test Foot-Candle Fuses Electricity gas mantle high achievement high scores house are turned inary incan incandescent lamps commonly Incandescent Lighting Individual Project Activities instruction instructor intelligence quotients kerosene lamp Lighting Lighting Mean S.D. Mean mean score measuring E.M.F minimum essential tests Name the device Name the unit neon-glow lamp Number of Pupils Ohm's Law ohms Percentage of Correct preliminary and final Preliminary Final Gain preliminary test items pupil achievement Report Not Specified resistance S.D. Mean S.D. School 31 specialized activities program Specialized Individual Project sun lamp TABLE IV Continued teachers teaching efficiency teaching unit Television X test scores unspecified voltage is commonly Wiring work-sheets