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

question 51

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 U statistic is __________

• A) 29
• B) 45
• C) 90
• D) 36
• E) 43

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Definitions:

Explain

To make something clear or easy to understand by describing or giving information about it.

Behavioral School

A perspective in psychology focusing on observable behaviors and the ways in which learning influences behavior, discounting internal mental processes.

Watson

John B. Watson, an American psychologist who established the psychological school of behaviorism, emphasizing the importance of observable behaviors over internal phenomena like thoughts and emotions.

Developmental Psychologists

Specialists in psychology who study the growth and changes in behavior, thinking, and emotions throughout a person's life.