Geologists Have an Interest in the Structure and the History

question 63

Multiple Choice

Geologists have an interest in the structure and the history of the earth.A geologist can go back in time by drilling deep into the ground,retrieving a core sample,estimating the ages of the various layers,and examining the composition.A timeline can be built of the entire area from where the core sample was drilled.A geologist may retrieve several core samples to confirm the history of the earth's structure in that sampled area.Mountains,lakes,and unstable ground can easily impede a simple random sampling of a desired geographical area,therefore what is the most realistic sampling method that represents the actual drillings,comparisons,and scientific examinations of several core samples within the same geographical area?

• A)Convenience sampling
• B)Cluster sampling
• C)Stratified sampling
• D)Systematic sampling
• E)Multistage sampling

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Definitions:

Present Evidence

The act of formally introducing evidence in a legal proceeding or any scenario where proof is required to support claims or allegations.

Union Recognition Clause

A provision in a collective bargaining agreement that establishes the employer's acknowledgment of the union as the legitimate representative of the workers.

Exclusive Bargaining Agent

A union that has been formally recognized to represent and negotiate on behalf of all employees in a bargaining unit.

Union Shop

A workplace where employment is contingent upon the employee joining the union within a certain period after being hired, ensuring labor union membership as part of employment terms.