A 42-Year-Old Man Has Called 911 Because of Severe Back

question 22

Multiple Choice

A 42-year-old man has called 911 because of severe back pain. He informs you that his back pain is related to a recent fracture of his coccyx. Based on this information, where should the EMT expect the patient to be complaining of pain?

• A) Neck
• B) Upper back
• C) Pelvic area
• D) Lower back

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Definitions:

Sample Mean

The average of all the values in a sample set of data.

Confidence Interval

A span of values, taken from sample statistics, seen as likely to encase the value of an unidentified population parameter.

Confidence Level

The probability, expressed as a percentage, that a parameter lies within a specified range of values (confidence interval).

Population Mean

The average value of a property in a population.