You are attempting to form a random sample for a study on sleep and happiness. You randomly
select participants from a larger population and place them into your experimental groups,
where they remain for the entire experiment.
What technique are you using?
A) random sampling without replacement
B) random sampling with replacement
C) stratified random sampling
D) sampling
A
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In laboratory animals, cortical EEG signals are commonly recorded through
A) stainless steel skull screws. B) electrodes placed around the eyes. C) subcortical electrodes. D) disk electrodes taped to the scalp. E) cortical pipettes.
________ designs address the need to study the effect of an independent variable in settings in which the control features of true experimental designs cannot be achieved.
A. Single-case experimental B. Interrupted time series C. Multiple baseline D. Quasi-experimental