One of the research methods used to help determine the typical course and progression of a disorder like schizophrenia is a ____________ study.

Question

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A longitudinal study involves following a group of individuals over time and collecting data from them repeatedly. This can help researchers to track the course of a disorder like schizophrenia and determine how symptoms change over time. Family studies may be helpful in understanding the genetic factors that contribute to the disorder, but would not necessarily provide information on the typical course and progression. A group study or randomized control group study may be useful in investigating the effects of a particular treatment or intervention, but would not necessarily provide information on the natural course of the disorder.

One of the Research Methods Used to Help Determine the Typical