Thirty-Year-Old Mrs

question 22

Multiple Choice

Thirty-year-old Mrs.Shelley was diagnosed with cancer of the colon requiring a bowel resection and formation of a colostomy.When assessing Mrs.Shelley's stoma,the nurse notes that it is dark blue in colour.What should be the nurse's priority action?

• A)Notify the physician immediately
• B)Apply an antibiotic powder to the stoma surface
• C)Use only hypoallergenic adhesive on the ostomy appliance
• D)Remove the old Karaya wafer and apply a new one to the stoma area

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Definitions:

Type I Error

The error that occurs when a true null hypothesis is incorrectly rejected, commonly referred to as a "false positive."

Alpha (α)

A threshold value used in statistics that represents the probability of incorrectly rejecting a true null hypothesis (Type I error).

P-value

The probability of observing a statistical summary (for example, the difference in means between two groups) at least as extreme as the one observed, under the assumption that the null hypothesis is true.

Null Hypothesis

A proposition in statistics that implies no association or difference between groups or variables.