A Patient Being Treated for an Acute MI Reports Severe

question 2

Multiple Choice

A patient being treated for an acute MI reports severe chest pressure, "as if someone is standing on my chest." What should the nurse do first?

• A)Obtain vital signs.
• B)Notify the physician.
• C)Administer nitroglycerin.
• D)Order an electrocardiogram.

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Definitions:

Confidence Interval Estimate

A range of values derived from sample data that is likely to contain the value of an unknown population parameter, expressed at a given level of confidence.

Prediction Interval

An estimate of an interval in which future observations will fall, with a certain level of confidence, based on current sample data.

Expected Value

The average outcome or mean of a random variable, calculated as the sum of all possible values each multiplied by its probability of occurrence.

Confidence Interval

A gamut of statistical values, extrapolated from sample data, predicted to likely retain the value of an undisclosed population parameter.