Which of the following is the dependent variable (DV) in the research question, "Are serial 12-lead ECGs more accurate in diagnosing acute myocardial infarctions (MI) than a single initial 12-lead ECG?"
A) Accuracy in diagnosing an MI
B) Myocardial infarction
C) Serial 12-lead ECGs
D) Single initial 12-lead ECG
Correct Answer:
Verified
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