dement and kleitman (1957) Flashcards
what did dement and kleitman seek to develop?
a rigorous and objective test of the relationship between REM sleep and dreaming
what were the studys aims? (4!)
1) does dream recall occur during REM or NREM sleep?
2) is there a correlation between REM duration (subjective) estimates of dream length?
3) do eye movements patterns match dream content?
4) does the duration of REM sleep correlate with the number of words in a reported dream?
how many participants?
9 participants
how many participants were male and female?
7 males, 2 females
how many participants were studied between 6 and 17 nights?
5 participants
how many participants withdrew in total?
4 participants in total withdrew; 2 participants after night one, and two others after night two.
what is the sampling technique?
not stated by the researchers.
where was the study conducted / where did the subjects sleep?
in a laboratory at the university of chicago.
type of experiment?
quasi-natural and laboratory, because even though it is conducted in an unnatural environment the dependent variable (the sleep) occurs naturally
research method?
self reports and observations (which were controlled, non-participant, and overt)
research design?
repeated measures, because all participants slept and were woken up at various points during the night.
apparatus(es?)
- quiet room at the lab
- bed
- the EEG machine with electrodes
- door bell
- tape recorder
when would participants arrive at the lab?
their normal bedtime
where would they go to bed? what was placed on them?
in a quiet, individual room. electrodes were attached to the eye and scalp areas.
where was the eeg machine placed?
outside the room
