By indicating which buildings most needed their attention, big data analysis improved their efficiency fivefold.

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But that being said, efficiency ratios have a role in analysis.

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In this analysis the most important elements are efficiency and profitability.

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On this analysis, they may adopt even more ambitious energy-efficiency targets, if not emissions limits.

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The analysis by the Taxpayer's Alliance, which lobbies for lower taxes and greater government efficiency, found little apparent correlation between pupil funding and academic achievement.

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The unit's efficiency ranked ninth, first and second in the NFL, respectively in 2008, 2009 and 2010, according to analysis site Pro Football Focus.

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