Data set A shows preferred study location: home 8, library 5, café 3. Data set B shows grouped response times: 100–199 ms 2, 200–299 ms 6, 300–399 ms 4.
Sketch a bar chart for data set A and a histogram for data set B.
56 exam-style questions on Oxford AQA IGCSE Psychology 1.5 Data handling, covering 1.5.1 Quantitative and qualitative data, 1.5.2 Primary and secondary data, 1.5.3 Mathematical expressions, 1.5.4 Measures of central tendency and range, 1.5.5 Frequency tables and diagrams, 1.5.6 Charts for data display, and 1.5.7 Normal distribution. Each one has a worked solution and a mark scheme showing where the marks go.