Several Patients Have Been Hospitalized for Diagnosis of Neurologic Problems

question 13

Multiple Choice

Several patients have been hospitalized for diagnosis of neurologic problems. Which patient will the nurse assess first?

• A)A patient with a transient ischemic attack (TIA) returning from carotid duplex studies
• B)A patient with a brain tumor who has just arrived on the unit after a cerebral angiogram
• C)A patient with a seizure disorder who has just completed an electroencephalogram (EEG)
• D)A patient prepared for a lumbar puncture whose health care provider is waiting for assistance

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Definitions:

Sign Test

A nonparametric test used to determine if there is a difference between matched or paired observations.

Distribution

Refers to the way in which data points are spread out across the range of possible values in a dataset.

Test Statistic

A computed value used to decide whether to reject the null hypothesis in statistical hypothesis testing.

P-Value

The probability of obtaining test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is correct.