Dr. LaGuardia is curious as to whether children in a daycare…
Dr. LaGuardia is curious as to whether children in a daycare center will share more after watching an educational video on sharing. Immediately before and after the video, he has several undergraduate research assistants code the sharing behavior of a group of 33 four-year-olds. Which of the following would you recommend to him to decrease the threat of instrumentation?
Read DetailsAccording to its conceptual definition, a variable should be…
According to its conceptual definition, a variable should be related to a particular behavior. If a researcher is able to demonstrate that his measure of the variable is related to the behavior, then he has established which of the following?
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