Scenario 8

question 114

Multiple Choice

Scenario 8.4: BC Ferries Queen of the North Sinking
The Transportation Safety Board investigation into the sinking of the BC Ferries Inc.Queen of the North,and the fatalities of two passengers warned that some crew members in safety-critical positions regularly smoked cannabis between shifts,both on board and off the vessel on which they lived for several weeks.During the investigation,the CEO of BC Ferries reacted emotionally,requesting publicly that he wanted the TSB to recommend mandatory drug testing of all employees.The Marine Workers' Union stated that they were not aware of cannabis use by crew members,yet it seemed well-known among BC Ferries' employees and officers.The union,speaking on behalf of its members,has never supported substance abuse testing.
-Please refer to Scenario 8.4.Substance abuse among employees is one of the major societal issues of today,found in all levels of an organization.Who plays a key role in identifying potential substance abuse problems through regular employee monitoring of attendance,behaviour,and performance?

• A)supervisor
• B)co-workers
• C)senior management and owner
• D)Workers' Compensation board

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Definitions:

Confidence Interval

A range of values, derived from sample data, that is believed to contain the true population parameter with a certain level of confidence.

Population Mean

The average value of a population set, calculated by summing all the members of the population and then dividing by the total number of members.

Student's T-Distribution

A statistical distribution utilized for predicting population characteristics when dealing with a small sample size and an unspecified population variance.

Sampling Distribution

The distribution of chance for a designated statistic, rooted in a random sample.