Which Is Not True About Energy Conservation Within the United

question 43

Multiple Choice

Which is not true about energy conservation within the United States?

• A)Over the past two decades,industrial production has increased substantially,whereas the associated energy consumption has gone down.
• B)Reusing aluminum saves approximately 70% of the energy required to extract equivalent amounts of aluminum from its ore.
• C)Because of conservation efforts and lighter automobiles,gasoline consumption in the United States declined by 50% between the mid-1970s and the early 1990s.
• D)By following strict conservation efforts,the United States could eliminate its dependence on imported fossil fuels within a decade.

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Definitions:

Degrees Of Freedom

A value, which is different for different statistical tests, that approximates the sample size or number of individual cells in an experimental design.

Degrees Of Freedom

The number of independent pieces of information upon which a statistical estimate is based, minus the number of parameters estimated.

Degree Of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, often related to the number of observations in a sample minus the number of parameters being estimated.

Group

A collection of individuals or items that are studied together in a research context, often to examine shared characteristics or effects of treatments.