Design a study to investigate the effect of musical style on spending in different types of restaurant.

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2020). The mark or mark type is shown in brackets.

1. [10] Typical features: experiments: type, IV, DV, controls, experimental design;
2. [10] Typical features: observations: type, setting, response categories, sampling, number of observers;
3. [10] Typical features: questionnaires/Interviews: type, setting, example questions. Scoring/rating scale, analysis of responses.
4. [10] General features of research methodology: sampling technique & sample, type of data, ethics, reliability, validity, data analysis.
5. [8] Syllabus: music in restaurants (North et al., 2003).
6. [8] Psychological: North et al. played classical, pop and no music (IVs) in a restaurant for three weeks. Many variables were controlled, such as menu, temperature, etc., DV was amount of money spent on food and drink.
7. [8] Methodological: explanation of method using general and specific features as above.