Misha and Dalman are conducting interviews with elderly people to find out how their dreams have changed with age. Misha thinks it is essential to gain information from each participant using the same questions. Dalman thinks it would be better to be able to vary the questions used with each participant.

Mark scheme

Marking points from the official mark scheme (May/June 2019). The mark or mark type is shown in brackets.

1. [1] structured interview; (type) DEFINITIVE
2. [1] A structured interview uses identical questions for each P; (advantage)
3. [1] Enables easy comparison of different participants' answers; (advantage)
4. [1] Misha could collect the same data about dreaming making it reliable/standardized/replicable; (linked advantage)
5. [1] unstructured interview; (type)
6. [1] An unstructured interview allows the interview to change the questions for each P; (advantage)
7. [1] Better to be able to vary the questions used with each participant to explore their individual experience; (ad)
8. [1] Dalman could collect / valid data by asking lots of specific questions; (linked advantage)