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Brie carried out an experiment to see the effect of a new drug for treating heroin addiction - AQA - A-Level Psychology - Question 16 - 2020 - Paper 2
Question 16
Brie carried out an experiment to see the effect of a new drug for treating heroin addiction. The new drug was developed to reduce the impact of withdrawal symptoms.... show full transcript
Worked Solution & Example Answer:Brie carried out an experiment to see the effect of a new drug for treating heroin addiction - AQA - A-Level Psychology - Question 16 - 2020 - Paper 2
Step 1
Step 2
Draw a suitable graph to represent the results shown in Table 4.
Answer
A bar chart should be drawn to show the mean score (out of 7) for the intensity of withdrawal symptoms.
- Title: Mean Score of Withdrawal Symptoms
- X-axis label: Conditions
- Y-axis label: Mean score (out of 7)
Plot Condition A with a bar height of 5 and Condition B with a bar height of 3.
Step 3
Compare independent groups and matched pairs experimental/research designs used in health psychology.
Answer
Both independent groups and matched pairs designs involve different participants in each condition of a study.
- Similarity: Both designs aim to minimize participant variability.
- Difference: Independent groups have entirely different participants in each condition, whereas matched pairs use participants with similar characteristics across conditions, ensuring more comparability.