Dr. Samuel wants to study the relationship between test anxiety and age in younger children. His participants are 3^rd-, 4^th-, and 5^th-graders who will be studied over a three-year period. This is an example of a(n):

Question

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This is a longitudinal study because the same group of participants (3rd, 4th, and 5th graders) will be studied over a period of three years to see the relationship between test anxiety and age. Cross-sectional studies involve comparing different groups at one point in time, experimental studies involve manipulating variables to test cause-and-effect relationships, and case studies involve in-depth analysis of a single individual or case.

Dr Samuel Wants to Study the Relationship Between Test Anxiety