Determine does there appear to be any trend in the data

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Reference no: EM13307899

The US EPA has published the following data for the release to the Florida environment of sulfuric acid (H2SO4 ), the most widely used industrial chemical (in millions of pounds).

Year: 1992 1993 1994 1995 1996 1997 1998 1999 2000

H₂SO₄ : 2.475 2.293 1.966 1.729 1.636 1.785 2.284 1.692 1.588

Does there appear to be any trend (consistent increase or decrease with time) in the data? Plot the data on probability-scale graph paper. Is the data "normally" distributed?

Reference no: EM13307899

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