Mathematics, 04.09.2019 05:10 ineptical

Determine whether the given description corresponds to an observational study or experiment
in a study of 418 students with a particular disease, the subjects were monitored with an eeg while asleep
does the given description correspond to an observational study or an experiment
a the given description corresponds to an observational study
b the given description corresponds to an experiment
c the given description does not provide enough information to answer the question

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