Angina Not Relieved by Nitroglycerin and Rest May Signal

question 37

Multiple Choice

Angina not relieved by nitroglycerin and rest may signal:

• A) Hypertension
• B) Stroke
• C) Heart failure
• D) Heart attack

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Definitions:

Linear Regression

A statistical method for modeling the relationship between a dependent variable and one or more independent variables, assuming this relationship to be linear.

Regression Line

A line through a scatter plot of data points that best expresses the relationship between those points.

Best Fit

"Best fit" refers to a line or curve that most closely approximates the data points in a scatter plot, used in linear regression and other modeling techniques to predict outcomes.