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Mathematics, 23.11.2021 01:00 Gimagg5549

2, What method of data collection would you use to collect data for a study where a drug was given to 10 patients and a placebo to another group of 10 patients to
determine if the drug has an effect
on a patient's illness?
A) take a census
B) use sample
C) use a simulation
D) perform an experiment
E) None

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