A health psychologist, Dr. Aris, conducted a study to investigate the relationship between daily mindfulness practice and physiological stress levels. He plotted his findings for a group of participants in the scatter diagram below.

Explain one conclusion Dr. Aris could make from the results in the scatter diagram.
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.