Fifteen pupils take a five-word memory quiz. Their scores, in the order collected, are:
3, 5, 4, 2, 5, 4, 4, 3, 5, 4, 1, 4, 3, 5, 4
Construct a frequency table for these scores.
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.