What do the mean values in Table 1 suggest about the charging speeds of Model X and Model Y delivery vans? Justify your answer. Table 1 Measures of central tendency for the charging times (in hours) to reach 80% capacity for two models of electric delivery vans
| Measure of central tendency | Model X | Model Y |
|---|---|---|
| Mean | 3.1 | 5.4 |
| Median | 2.8 | 5.4 |
| Mode | 2.5 | 5.4 |
235 exam-style questions on AQA A Level Psychology Data handling and analysis. Each one has a worked solution and a mark scheme showing where the marks go.