When a Sky Diver Free-Falls Through the Air, the Process

question 102

Multiple Choice

When a sky diver free-falls through the air, the process is

• A) nonspontaneous because he is accelerating due to the force applied by gravity.
• B) nonspontaneous because he is losing potential energy.
• C) nonspontaneous because he had planned the jump for two weeks.
• D) spontaneous.
• E) in equilibrium.

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Definitions:

Test Statistic

A value calculated from sample data during a hypothesis test used to decide whether to reject the null hypothesis.

Experimental Statistic

A statistical measure derived from experimental data used to analyze and interpret the results of a study.

Critical Statistic

A specific value computed from sample data used to determine whether to reject the null hypothesis in hypothesis testing.

Degrees of Freedom

The number of independent values or quantities that can be assigned to a statistical distribution or a parameter estimation, subtracting the number of parameters estimated.