Dement and kleitman

Question 1

What was the aim of dement and kleitmans study

Answer 1

To find a link between sleep stages and dreaming

Question 2

What was the method of dement and kleitmans study

Answer 2

Participants told not to drink caffeine or alcohol came to lab to sleep with EEG attached to head and woken during the night several times with bell and told to write down anything they remember about dreams.

Question 3

What were the strengths of dement and kleitmans study

Answer 3

Way of objectively studying dreaming
Research repeated with same results so very reliable
High control of variables = clear conclusions

Question 4

What were the weaknesses of dement and kleitmans study

Answer 4

Only 9 participants 2 women - can’t generalise
Low ecological validity and mundane realism
Setting, EEG + waking up could affect sleep
Lied about Dreams = social desirability bias

Question 5

What were dement and kleitmans findings

Answer 5

REM sleep is associated with memorable dreaming while nREM isn’t