Exhibit 9-3

question 108

Multiple Choice

Exhibit 9-3.The Boston public school district has had difficulty maintaining on-time bus service for its students ("A Year Later,School Buses Still Late," Boston Globe,October 5,2011) .Suppose the district develops a new bus schedule to help combat chronic lateness on a particularly woeful route.Historically,the bus service on the route has been,on average,12 minutes late.After the schedule adjustment,the first 36 runs were an average of 8 minutes late.As a result,the Boston public school district claimed that the schedule adjustment was an improvement-students were not as late.Assume a population standard deviation for bus arrival time of 12 minutes. Refer to Exhibit 9-3.Calculate the value of the test statistic.

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Definitions:

International Labor Relations

The study and practice of managing work relationships across national borders, often focusing on issues related to labor laws, global workforce management, and international union activities.

Labor Relations

The study and practice of managing the relationship between an employer and their employees, often within the context of union representation and collective bargaining agreements.

Overseas Assignment

A work assignment that takes an employee to a location outside their home country, often for an extended period.

Ethnocentric

The belief in the inherent superiority of one's own ethnic group or culture over others.