AP Psych Research Methods

Researchers examined the effects of a new mindfulness-based intervention on reducing symptoms of depression in a sample of adults diagnosed with major depressive disorder. Half the participants were assigned to receive the intervention while the other half received traditional therapy.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

A study investigated the life history and psychological development of several individuals diagnosed with dissociative identity disorder (DID). Through extensive interviews and analysis of personal documents, researchers reconstructed each individual's life story and documented the emergence and interactions of different identities over time.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. Scientists conducted a large-scale survey to examine the link between social media use and body image satisfaction among adolescents. Participants completed questionnaires assessing both their frequency of social media use and their perceptions of body image. Statistical analyses revealed that participants who spent more time on social media platforms tended to have more negative body image perceptions. 

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. Psychologists explored the role of cultural factors in shaping attitudes toward mental health and help-seeking behaviors among a specific group of refugees in a Midwestern US city. Researchers conducted focus groups and interviews to find that language barriers, transportation challenges, and stigma limited their access to mental healthcare.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. Researchers examined findings from multiple studies examining the effectiveness of cognitive-behavioral therapy (CBT) in treating anxiety disorders across different age groups. By pooling data from 20 randomized controlled trials, the results provided quantitative evidence supporting the efficacy of CBT in reducing anxiety symptoms across diverse populations. 

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. A study investigated the impact of classroom environment on academic performance in elementary school children. Researchers analyzed multiple classrooms to assess environmental factors such as classroom layout, teacher-student interactions, and noise levels. They next examined the performance of students in all of those classes on various academic standardized tests. The results indicated that students who had positive environments in their classrooms generally performed higher on the academic standardized tests.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. Scientists examined the effects of color perception on mood regulation in a sample of college students. Participants were assigned to be exposed to either “warm” or “cool” colored lights while completing mood assessment questionnaires. Results indicated that exposure to warm colors (e.g., red, yellow) was associated with increased feelings of arousal and positive mood, whereas cool colors (e.g., blue, green) elicited feelings of calmness and relaxation.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. A study explored the link between personality traits and job satisfaction among employees in a multinational corporation. Participants completed personality assessments and job satisfaction surveys, and their supervisors provided performance evaluations. Results revealed that certain personality traits, such as conscientiousness and extraversion, were linked to higher job satisfaction and performance ratings.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. Researchers examined the behavior of children in a playground setting to investigate the development of social skills and peer interactions. Researchers unobtrusively watched children engaging in cooperative play, conflict resolution, and social learning behaviors during unstructured playtime. The data collected provided insights into the gradual acquisition of social competencies, such as sharing, empathy, and negotiation skills, in peer contexts.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis

1. A psychologist explored the psychological adjustment of a child with autism spectrum disorder (ASD) transitioning from elementary school to middle school. Through interviews with the child, parents, and school personnel, researchers examined the challenges and coping strategies during the transition period which allowed them to assess which therapeutic interventions may be most helpful.

• Experimental

• Correlational

• Case Study

• Naturalistic Observation

• Meta-analysis