A Designed Experiment Is Described

question 75

Multiple Choice

A designed experiment is described. Identify the specified element of the experiment.
-In a clinical trial, 780 participants suffering from high blood pressure were randomly assigned to one of three groups. Over a one-month period, the first group received a low dosage of an Experimental drug, the second group received a high dosage of the experimental drug, and the Third group received a placebo. The diastolic blood pressure of each participant was measured at The beginning and at the end of the period and the change in blood pressure was recorded. Identify The treatments.

• A)Placebo, low dosage of drug, high dosage of drug
• B)Diastolic blood pressure at start, diastolic blood pressure at end
• C)Low dosage of drug, high dosage of drug
• D)The experimental drug