1. D, you want to know the outcome after the change. You need an intervention. You can
do this with an experiment
2. B: Re-election. If he is not able to reduce the cannabis production and so then an
experiment is not going to happen. He can do a survey.
3. B: No prediction, no abstraction. no deduction: a merchant should have a theory.
Making observations and immediately concludes that is overall the same.
B is correct
4. No prediction and no abstraction. No A and D.
C is correct: he has a hypothesis and so a theory
5. B: that is the only time you have an intervention
6. C (experiment) is out: because there is no intervention. Longitudal: 3 types. Cohord:
no. panel: NO, we follow one sample over time. But we have every time another
sample.
D: it repeats everytime without having the same people in the sample.
7. Does it hinder the study of trends: first general. New: more specific. Yes you do
hinder the trend because from that point the trend because no line can be drawn
anymore to show the trend line.
C: they are better than the general question. Because the general was not about rekum
specifically.
8. Panels study longitundial cross sectional over a longer period of time.
Independent variable; cause variable = relationship affect.
True experiment: 2 groups and 2 measurements in time, randomised
You can measure extraneous = out of your reach but you can measure them.
1.is true
2.not true
A is correct
9. Study design is: 4: Experiment, case, longitudal, cross sectional
There is no relation between the data collection and the study design.
Content analysis, observations, and questionnaires do not require qualitative
measurement.
Regularities: averages of a year (E.g.)
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