When Using the Wilcoxon Signed Rank Test and the Absolute

question 2

Multiple Choice

When using the Wilcoxon signed rank test and the absolute difference for a pair of observations is zero,it is best to _________________.

• A)assign the absolute difference for the pair a value of 0.1
• B)drop the pair from the study
• C)assign the absolute difference for the pair any random value
• D)None of the above

Understand the application and interpretation of the Wilcoxon signed rank test for paired data analysis.

Comprehend the principles underlying the Wilcoxon rank sum test for comparing two independent samples.

Interpret the results and implications of non-parametric hypothesis testing.

Apply the normal approximation for large sample sizes in non-parametric tests.

---

Definitions:

Decrease in Blood Pressure

A reduction in the force exerted by circulating blood upon the walls of blood vessels.

Vagus Nerve

The tenth cranial nerve that innervates many organs, including the heart, lungs, and digestive tract, playing a critical role in the parasympathetic nervous system.

Somatic Motor Neuron

A type of neuron that sends impulses from the central nervous system to skeletal muscle cells, causing them to contract.

Autonomic Ganglion

A cluster of nerve cells that are part of the autonomic nervous system, which controls involuntary bodily functions.