A researcher measures the total time that each of five participants maintains eye contact during a one-minute structured conversation. The times, in ascending order, are 3, 6, 7, 9 and 15 seconds. Using these results, calculate the median and the mean. Show your working.
173 exam-style questions on OCR GCSE Psychology 7.3 Analysing Research, covering 7.3.1 Types of Data, 7.3.2 Measures of central tendency, 7.3.3 Other descriptive statistics, 7.3.4 Tables, Charts and Graphs, 7.3.5 Reliability, 7.3.6 Validity and effects on validity, and 7.3.7 Sources of bias. Each one has a worked solution and a mark scheme showing where the marks go.