Elena carried out a Wilcoxon Signed-Ranks test on her health psychology data examining stress levels before and after mindfulness training. Her calculated/observed value of T T\,T was 14.
The critical value of T T\,T at the p≤0.05 p \leq 0.05\,p≤0.05 level of significance for a two-tailed (non-directional) hypothesis where N=10N = 10N=10 is 11.
Determine whether Elena's results were significant or not. Justify your answer.
Practise Edexcel A Level Psychology Research methods and skills with exam-style questions for A Level Psychology. 657 questions covering Research methods and skills, 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.
