An Energy Analyst Wants to Test If U

question 5

Multiple Choice

An energy analyst wants to test if U.S. oil production is random over time. The analyst has monthly production values for the two years. The analyst finds 12 months are above the median, 12 months are below the median, six runs are below the median, and five runs are above the median. For the Wald-Wolfowitz runs test, the value of R is ________.

• A) 5
• B) 6
• C) 11
• D) 12

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Definitions:

Transit Advertising

A type of out-of-home advertising where promotions or advertisements are placed inside or on the exterior of public transportation vehicles or stations.

Subways

Underground passenger transportation systems found in many urban areas, designed for mass transit.

Cost Per Hire

The total expenses incurred by an organization to fill a job vacancy, divided by the number of hires, including advertising, recruiting, and administrative costs.

Direct Costs

Costs directly associated with the manufacture of particular products or services, including labor and raw materials.