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Exhibit 20.2.A trading magazine wants to determine the number of hours stock brokers work each week.In particular,the trading magazine wants to determine if the median numbers worked per week differs from 100 hours.The magazine samples 18 traders.For the Wilcoxon Signed-Rank Test,the value of the test statistic is . Refer to Exhibit 20.2.If T is assumed to follow a normal distribution,the value of the test statistic is:
Undergraduates
Students pursuing a bachelor's degree or an associate degree in colleges or universities.
Drinking Problem
A pattern of alcohol consumption that negatively affects a person's health, relationships, and responsibilities.
Bias
A systematic error or deviation from the truth in results or inferences, possibly leading to unfair outcomes or conclusions.
Race/Ethnicity Group
Categorization of individuals based on shared cultural, social, or ancestral heritage.
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