Suppose You Want to Use the Wilcoxon Rank Sum Test

question 58

Short Answer

Suppose you want to use the Wilcoxon rank sum test to detect a shift in distribution 1 to the right of distribution 2, based on samples of sizes = 7 and = 9.
Should you use T₁ or T₁* as the test statistic?
______________
What is the rejection region for the test if = 0.05?
Reject if the test statistic ______________.
What is the rejection region for the test if = 0.01?
Reject if the test statistic ______________.

---

Definitions:

Cardiac Conduction

The process by which the heart's electrical impulses are generated and transmitted, facilitating heartbeats.

Ventricles

The two lower chambers of the heart, responsible for pumping blood to the lungs and the rest of the body.

Bundle of His

Part of the electrical conduction system of the heart, transmitting impulses from the atrioventricular node to the ventricles.

Blood Pressure

The force exerted by circulating blood on the walls of the body's arteries, a primary vital sign.