Love and Research: A Valentine's Quiz

On Valentine's Day, a researcher wants to study the effect of romantic music on the likelihood of receiving a positive response to a date proposal. What is the independent variable in this study?

• The romantic music

• The positive response

• The date proposal

• The day of the week

A psychologist conducts a survey on Valentine's Day to find out how many chocolates people give to their partners. What type of data is being collected?

• Qualitative

• Quantitative

• Nominal

• Ordinal

In an experiment on Valentine's Day, participants are randomly assigned to receive either a love letter or a neutral letter. What type of experimental design is this?

• Repeated measures

• Independent groups

• Matched pairs

• Correlational

A study finds that people who receive flowers on Valentine's Day report higher happiness levels. What type of correlation is this?

• Positive correlation

• Negative correlation

• No correlation

• Causal relationship

A researcher wants to test if Valentine's Day advertisements influence consumer behaviour. Which method would best establish a cause-and-effect relationship?

• Case study

• Naturalistic observation

• Experiment

• Survey

On Valentine's Day, a psychologist observes couples in a restaurant to study non-verbal communication. What type of research method is being used?

• Laboratory experiment

• Field experiment

• Naturalistic observation

• Case study

A Valentine's Day study finds that people who are in a relationship are more likely to buy gifts. What is the dependent variable in this study?

• Relationship status

• Buying gifts

• Valentine's Day

• Type of gift

A researcher uses a questionnaire to measure attitudes towards Valentine's Day. What is a potential limitation of this method?

• High cost

• Observer bias

• Social desirability bias

• Lack of control

In a Valentine's Day experiment, participants are unaware of whether they are receiving a real or placebo gift. What is this an example of?

• Double-blind procedure

• Single-blind procedure

• Random sampling

• Counterbalancing

A Valentine's Day study uses a sample of 100 couples to generalise findings to all couples in the UK. What is a potential issue with this approach?

• Low reliability

• High validity

• Sampling bias

• Ethical concerns