When Testing for the Significance of the Difference Between Two

question 47

Multiple Choice

When testing for the significance of the difference between two samples,which is the proper assumption for step 1?

• A)random sampling
• B)ordinal level of measurement
• C)degrees of freedom are zero
• D)samples are independent as well as random

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Definitions:

Externalities

Economic side effects or consequences of industrial or commercial activity that affect other parties without being reflected in the costs of the goods or services involved.

Injunctions

Court orders requiring an individual, group, or organization to do or refrain from doing a particular act.

Externalities

Externalities are indirect effects of economic activities on third parties, which can be either positive or negative.

Negative Externality

A situation where a third party is adversely affected by the outcome of a transaction or activity between others, not compensated by those causing the impact.