AS Level Psych Baseline Test

1. Which method allows researchers to establish cause-and-effect relationships?

• Case Study

• Experiment

• Observation

• Survey

1. Which of the following is a quantitative data collection method?

• Unstructured interviews

• Case studies

• Closed-ended questionnaires

• Participant observations

1. What is the dependent variable in this hypothesis: "Caffeine intake affects reaction time"?

• Caffeine intake

• Reaction time

• Age of participants

• Time of day

1. What is the purpose of a pilot study?

• To test the hypothesis

• To check for feasibility and refine procedures

• To analyze final data

• To recruit participants

1. Which variable does the experimenter manipulate?

• Dependent

• Extraneous

• Independent

• Confounding

1. A null hypothesis states:

• No effect exists

• IV affects DV

• Results are significant

• IV causes change in DV

1. A researcher studies one individual in depth. This is a:

• 1. Survey

• 1. Case study

• 1. Experiment

• 1. Meta-analysis

1. Define quantitative and qualitative data. Compare the strengths and weaknesses of both.           

The table below shows the average hours of sleep and academic performance (average test scores) for two groups of students: Group A (Students who exercise regularly) and Group B (Students who do not exercise regularly).

a. Describe the difference in average hours of sleep between Group A and Group B. [1]

b. How does academic performance compare between the two groups?  [1]

c. Suggest a possible explanation for the trend shown in the table.   [1]

A researcher wants to study bullying in schools. Suggest one appropriate method (e.g., questionnaire, observation) and justify your choice.