causal_research_exercises.pdf - Causal research tutorial exercises We will go through these exercises in the tutorial this week 1 A researcher designs a

causal_research_exercises.pdf - Causal research tutorial...

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Causal research tutorial exercises We will go through these exercises in the tutorial this week 1. A researcher designs a study to investigate how news media affects people’s willingness to donate to charitable causes. 50 students are selected from MKF2121 to participate a research study in the behavioural lab. They are randomly assigned into the treatment and control group. Students in the treatment group are asked to first watch a short news clip on elephant poaching in Africa. And then they are asked (hypothetically) how much money they would like to donate to a African Wildlife Foundation (AWF), a wildlife conservation charity. In the control group, students are just asked how much money they would like to donate to AWF (i.e., no video was shown). a. Identify the independent and dependent variables in this experiment. b. What type of design was used? Represent it with symbols c. Is this a field or lab experiment? d. Briefly comment on the internal and external validity of the design used 2. In the experiment described above, suppose the respondents had been assigned into
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  • Two '16
  • Causality, external validity, internal validity, briefly comment, African Wildlife Foundation

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