Key Points For In Class Assement Flashcards
What were the 3 hypothesis of Dement and Kleitman?
Hypothesis #1: There is a connection between REM and dreaming
Hypothesis #2: There will be a significant positive correlation between the length of REM and the estimated length of dreams
Hypothesis #3: There is a correlation between the direction of eye movement and the content of dreams
What was the sample like in Dement and Kleitman?
Total of 9 participants - 2 women and 7 men.
What were the outcomes of the hypothesis of Dement and Kleitman?
All were true
What were some strengths of Dement and Kleitman?
- Lab experiment
- Loud Bell
- Qualitative Data collected
What were some weaknesses of Dement and Kleitman?
- Low ecological Validity
- Small sample size (limited generalisability)
- Relied on self reports
- Sleep lab affected
What was the aim of Hasset’s study?
To investigate whether toy preferences in monkeys resemble those of children, to test whether sex differences in toy choice is biologically determined by sex
What was the sample like in Hasset?
82 rhesus monkeys - 21 male and 61 female
What was the results/outcome of Hasset?
Males preferred wheeled toys and females didn’t show a preference
What were some strengths of Hasset?
- Animals used to eliminate effect of socialisation
- Highly standardised
- Clearly defined definitions of behaviour to improve reliability
What were some weaknesses of Hasset?
- Children tested individually, monkeys in groups
- DIfferences in how children and monkeys were compared
- Monkeys offered toyed based on function, rather than gender stereotyping
What was Holzel’s aim?
The aim was to identify changes in specific brain regions and the whole brain by comparing grey matter concentration before and after a mindfulness course
What was the sample like Holzel?
- Participants aged 25-55 years old
- Comitted to attend all sessions and complete homework
- Went from 18 to 16
What was the control sample like in Holzel?
- 7 males and 10 females
- Had same education level as test
