Ecological Validity as a Key Feature of External Validity in Research on Human Development

2017 ◽  
Vol 14 (3) ◽  
pp. 177-181 ◽  
Author(s):  
Manfred Diehl ◽  
Hans-Werner Wahl ◽  
Alexandra Freund
2016 ◽  
Vol 44 (1) ◽  
pp. 18-23 ◽  
Author(s):  
W. Robert Batsell ◽  
Jennifer L. Perry ◽  
Elizabeth Hanley ◽  
Autumn B. Hostetter

The testing effect is the enhanced retention of learned information by individuals who have studied and completed a test over the material relative to individuals who have only studied the material. Although numerous laboratory studies and simulated classroom studies have provided evidence of the testing effect, data from a natural class setting with motivated students are scant. The present two-class quasi-experiment explored the external validity of the testing effect in the Introductory Psychology classroom. The control class studied assigned chapters from the textbook whereas the quiz class studied chapters and completed daily quizzes on those readings. Subsequently, both classes completed exams over this textbook information. The quiz class scored significantly higher than the control class on these test questions about the textbook information; these differences were significant both when the test questions were the same as the quiz questions and when they were new, related questions from the textbook. These data suggest the use of daily quizzes to embed the testing effect into the Introductory Psychology classroom can improve student learning.


2012 ◽  
Vol 35 (1) ◽  
pp. 25-26 ◽  
Author(s):  
Eamonn Ferguson ◽  
Philip Corr

AbstractIt is argued that the generality of strong reciprocity theory (SRT) is limited by the existence of anonymous spontaneous cooperation, maintained in the absence of punishment, despite free-riding. We highlight how individual differences, status, sex, and the legitimacy of non-cooperation need to be examined to increase the internal and ecological validity of SRT experiments and, ultimately, SRT's external validity.


2002 ◽  
Vol 26 (1) ◽  
pp. 19-41 ◽  
Author(s):  
Christina A. Studebaker ◽  
Jennifer K. Robbennolt ◽  
Steven D. Penrod ◽  
Maithilee K. Pathak-Sharma ◽  
Jennifer L. Groscup ◽  
...  

1996 ◽  
Vol 19 (1) ◽  
pp. 20-20 ◽  
Author(s):  
Robyn M. Dawes

AbstractAs illustrated by research Koehler himself cites (Dawes et al. 1993), the purpose of experiments is to choose between contrasting explanations of past observations – rather than to seek statistical generalizations about the prevalence of effects. True external validity results not from sampling various problems that are representative of “real world” decision making, but from reproducing an effect in the laboratory with minimal contamination (including from real world factors).


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