For the Wilcoxon Signed-Rank Test with N ≥ 10,the Test

question 53

Multiple Choice

For the Wilcoxon signed-rank test with n ≥ 10,the test statistic is assumed to follow a normal distribution with mean ____________.

• A) μ_T = 2n(2n + 1)/2
• B) μ_T = n(n + 1)/4
• C) μ_T = n(n - 1)/4
• D) μ_T = n(2n + 1)/3

---

Definitions:

Climate

The average weather conditions in a place over a long period, typically used to describe a geographic region's general weather patterns.

Pollution

The contamination of natural environments by harmful substances, resulting from human activities, which negatively affects air, water, soil quality, and consequently, living organisms.

Mortality

The state of being mortal or the incidence of death within a population.

Air Pollution

The presence of harmful substances in the air that can lead to health problems for living organisms and damage to the environment.