A recent study of 380 people examined the relationship between excessive red meat consumption and the risk of death from heart disease.

A recent study of 380 people examined the relationship between excessive red meat consumption and the risk of death from heart disease. To support their findings, the researchers provided Pearson Correlation Coefficient of 0.93. 

1. State the type of association you would expect to see (positive, negative or none) and the interpretation of what the size and sign of the correlation would suggest. 

2. Did the authors use the correct correlation coefficient to capture this association and justify your answer

2. You are a 1st year Speech Pathology student at UniSA. Your lecturer tells you that Speech Pathologists have an important role to play in treating Stroke in the Australian community.

While you have heard about Stroke and have some knowledge about it, you want to learn more and gain more general knowledge about Stroke. When searching the literature to learn about Stroke, what type of question (background or foreground) will you need to ask? Please justify your answer.