Which Sign and Symptom Is a Sign of a Mild

question 6

Multiple Choice

Which sign and symptom is a sign of a mild reaction as a result of a blood transfusion?

• A) Vomiting
• B) Urticaria
• C) Diaphoresis
• D) Sore throat

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Definitions:

Randomized Block Experiment

An experimental design that groups subjects into blocks based on a characteristic to reduce variability, then randomly assigns treatments within blocks.

Ordinal

Pertaining to a type of data or scale that expresses order or ranking among categories without implying precise measurements.

Friedman Test

A non-parametric statistical test for comparing more than two related groups, assessing differences across multiple test attempts.

Rejection Region

In statistical hypothesis testing, it is the range of values for which the null hypothesis is considered improbable enough to be rejected.