Dr. Vance’s results from an investigation into the effect of background sound on reading comprehension test scores are shown in Table 1.
Complete Table 1 and calculate the Mann-Whitney UUU for the data in Table 1. You must show your working and give your final answer to one decimal place.
Table 1: Reading comprehension scores and ranks in each condition
| Condition A (White Noise) | Condition B (Classical Music) | ||
|---|---|---|---|
| Test Score | Rank | Test Score | Rank |
| 4 | 1 | 6 | 4.5 |
| 5 | 2.5 | 7 | 6 |
| 5 | 2.5 | 8 | 7.5 |
| 6 | 4.5 | 9 | 9 |
| 8 | 7.5 | 10 | 10 |
| Total | Total |
Practise Edexcel A Level Psychology Methods with exam-style questions for A Level Psychology. 638 questions, matched to the Edexcel A Level Psychology (9PS0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.