Dr. Segal is testing the hypothesis that television watching in children under the age of 2 enhances the development of language skills. In this study, the use of random assignment
A) ensures that the dependent variable reflects the personal qualities of the participants.
B) addresses situational confounding variables, such as the time of day or weather conditions.
C) ensures that the independent variable reflects the outcomes of the dependent variables.
D) tends to cancel out individual differences among participants in the experimental group and the control group.

Question

Quizplus · Accepted Answer

Random assignment in experimental research helps to distribute individual differences evenly across all groups, thereby minimizing the impact of these differences on the outcome. This process does not ensure that dependent variables reflect personal qualities (A), directly address situational confounders like time of day or weather (B), or ensure that the independent variable reflects outcomes of the dependent variables (C).

Dr Segal Is Testing the Hypothesis That Television Watching in Children