1. Which statistical test would you use to analyze the following data: Variable 1 is the participation versus non-participation of patients with a pulmonary embolus in a special treatment group; variable 2 is the pH of the patient's arterial blood gases.
B) Pearson's r
2. A questionnaire distributed by mail bears an identification number in one corner. Respondents are assured that their responses will not be individually divulged. Which procedure used to protect study participants is being used here?
A) Freedom from harm or exploitation
B) informed consent
These multiple choice questions belong to Statistics and they discuss about statistical test used to analyze variable participation versus non-participation groups and the procedure used to protect questionnaire distributed by mail.
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