A researcher wants to compare the personality traits of psychology versus business majors. Most likely, she would use:
1. a projective test such as the Rorschach
2. behavioral observation across several situations
3. a personality inventory such as the Myers-Briggs Type Indicator
4. the Rotter Locus of Control Scale
Bouchard's Minnesota Twin Study of identical twins reared apart concluded that:
- identical twins raised by different parents had less similar personalities than fraternal twins reared by their biological parents
- fraternal twins raised by their biological parents had almost no personality overlap
- identical twins raised by different parents had more similar personalities than fraternal twins reared by their biological parents
- identical twins raised by different parents had almost no personality overlap
According to the film clip in the Chapter Presentation on Blackboard, the interaction of nature and nurture is similar to the interaction of:
- the id and the ego
- the big five factors
- the individual and the situation
- the lemon and saliva