1. The psychologist decided to design an experiment to test the effects of recreational screen time on children’s academic performance.

The psychologist randomly selected four schools from all the primary schools in her county to take part in the experiment involving Year 5 pupils.

The feedback from one of the schools was that recreational screen time affected pupils’ box social interactions. The psychologist decided to investigate this further by using an observation of social interaction during playtime at the school.

Design the observation to investigate pupils’ social interaction in the playground.

In your answer you will be awarded credit for providing appropriate details of:

• type of observation, with justification

• choice of time sampling or event sampling, with justification

• dealing with one relevant ethical issue

• assessing reliability of the data through inter-observer reliability