Jenness (1932)

Question 1

What is the aim of the study?

Answer 1

To investigate whether individual judgements of jellybeans in a jar is influenced by discussion in groups

Question 2

What was the procedure?

Answer 2

1. Rps made individual private estimates about jellybeans in a jar
2. Rps then discusssd their estimates in a group
3. Group estimates created
4. Rps then made individual private estimates

Question 3

Findings of study?

Answer 3

Second private estimates tended to converge towards group estimate
Average change of opinion was greater among females-women conformed more

Question 4

What were the conclusions?

Answer 4

The judgement of individuals are affected by majority opinions especially in unfamiliar situations

Question 5

Evaluation of study

Answer 5

1. Jenness didn’t tell rps what aims of study were as if they knew they may have acted differently -deception was mineral
2. Lab based experiment using unfamiliar situation
3. May involve NSI as well as ISI