After an experiment was in progress, a researcher learned that the experimental group had a more experienced teacher than did the control group. Should the researcher mention this fact in the research report?
a. Yes, any factor which might affect the internal validity of the experiment should be reported.
b. No, it is not necessary for the reader to know all the details about problems which arise during the course of a study.
Question 2
An approach to learning that is based on a student's ability to effectively assimilate information into existing schemes and to develop new schemes and operations in response to novel or discrepant ideas is called
a. operant conditioning.
b. cognitive constructivism.
c. social learning theory.
d. social constructivism.
Experiment on newt embryos that led to the discovery of Spemann's organizer.
Experimental manipulations of ponds and responses.
Pavlov’s Salivary Conditioning Experiment (1 of 2)
Controlled Scientific Experiments Scientists use experimental research to test hypotheses
The Meselson–Stahl experiment
The Taylor–Woods–Hughes experiment