Suppose a Research Uses the Mann-Whitney Test to Determine If

question 42

Multiple Choice

Suppose a research uses the Mann-Whitney test to determine if there is a difference in the volume of text messages sent by a high school student living in a rural area versus an urban area during the month of December.Eight rural high school students and 9 urban high school students were included in the study.If, among all 17, the U statistic is 29, n₁=8 and n₂ = 9, the conclusion at α=0.05 would be __________

• A)reject the hypothesis that the number of text messages sent in December is identical
• B)do not reject the hypothesis that the number of text messages sent in December is identical.
• C)reject the hypothesis that the average number of text messages is identical.
• D)do not reject the hypothesis that the average number of text messages is identical.
• E)accept the hypothesis that the number of text messages sent in December identical.

Explore the historical trends and economic reasons behind trade deficits and surpluses.

Critically assess theoretical and practical implications of protectionism and free trade in a global context.

Discuss the geopolitical and economic factors influencing international trade dynamics.

Understand the basic principles of international trade and comparative advantage.

---

Definitions:

Demographic Data

Information about the characteristics of a population or specific groups within it, such as age, gender, income level, and education.

Ethnographic Data

Information collected through observation, interviews, and recordings in the context of a cultural or social group, used to understand practices, behaviors, and beliefs.

Political Affiliation

An individual's formal association or identification with a specific political party, movement, or ideology.

Media Use

The way in which individuals or groups utilize various forms of media for communication, entertainment, education, or information.