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

question 54

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 sum of the ranks W₁ produced from the rural high school students is 72, the U₁ statistic is __________

• A)29
• B)45
• C)90
• D)36
• E)43

Identify certifications and training that enhance skills in social media monitoring and analytics.

Comprehend the role of research and the collection of data in social media.

Understand how to measure and interpret social media analytics and metrics.

Grasp the concept of Key Performance Indicators (KPIs) in the evaluation of social media success.

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Definitions:

Maximization of Profits

The process by which a company determines the price and output level that generates the most profit.

MP

Marginal Productivity (MP) refers to the additional output resulting from the use of one more unit of a production factor, keeping other inputs constant.

Imperfect Competition

All market structures except pure competition; includes monopoly, monopolistic competition, and oligopoly.

Elasticity of Demand

This indicates the responsiveness of the quantity demanded of a good to a change in its price; it's another way to describe how variation in price affects consumer demand.