Shown here are the net tonnage figures for total pig iron and raw steel output in the
Question:
Shown here are the net tonnage figures for total pig iron and raw steel output in the United States as reported by the American Iron and Steel Institute over a 12-year period. Use these data to calculate a Spearman's rank correlation to determine the degree of association between production of pig iron and raw steel over this period.
Was the association strong?Comment.
Transcribed Image Text:
Year Total Pig Iron (net tons) 43,952,000 48,410,000 55,745,000 55,873,000 54,750,000 48,637,000 52,224,000 53,082,000 54,426,000 56,097,000 54,485,000 54,679,000 Raw Steel (net tons) 81,606,000 89,151,000 99,924,000 97,943,000 98,906,000 87,896,000 92,949,000 97,877,000 100,579,000 104,930,000 105,309,478 108,561,182 6 9 10 12
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Business Statistics for Contemporary Decision Making
ISBN: 978-0470910184
6th Edition
Authors: Ken Black
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