Solar Energy. America has been working towards harnessing the power of the sun to help supplement our
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Solar Energy. America has been working towards harnessing the power of the sun to help supplement our dependence on fossil fuels since the early 20th century. A Harris Poll of 2,205 U.S. adults was conducted through an online survey between October 15 and 20, 2014.
Of those surveyed, 16% expected that in the following 2 to 5 years, solar energy will make hardly any contribution to meet their daily energy needs. Find and interpret a 90% confidence interval for the proportion of all U.S. adults who believed that solar energy will hardly contribute to meeting our energy needs in the succeeding 2 to 5 years.
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