The primary difference between natural experiments and standard experiments is that natural experiments

Question

Quizplus · Accepted Answer

Natural experiments typically involve the observation of naturally occurring differences or events, which means that the assignment of individuals to different groups is not under the control of the researcher and is not randomized. In contrast, standard experiments involve the manipulation of an independent variable and typically use random assignment to ensure that participants have an equal chance of being placed in each group. Therefore, the correct answer is D, which states that natural experiments typically do not involve the random assignment of individuals.

The Primary Difference Between Natural Experiments and Standard Experiments Is