一組空氣污染數(shù)據(jù)的主成分分析(已修改)
2025-07-08 01:10 本頁面
【正文】 一組空氣污染數(shù)據(jù)的主成分分析【說明】. Johnson等編寫的《應(yīng)用多元統(tǒng)計分析（第五版）》，原書為：Richard A. Johnson and Dean W. Wichern. Applied Multivariate Statistical Analysis (5th Ed). Pearson Education, Inc. 2003。我看的是中國統(tǒng)計出版社（China Statistics Press）2003年發(fā)行的影印本。，即第1章的第6題，即第8章的第12題。第二題用的是第一題的數(shù)據(jù)。1 習(xí)題. The data in Table are 42 measurements on airpollution variables recorded at 12:00 noon in the Los Angeles area on different days.(a) Plot the marginal dot diagrams for all the variables.(b) Construct the , Sn, and R arrays, and interpret the entries in R. TABLE AIRPOLLUTION DATAWind (x1)Solar radiation (x2)CO (x3)NO (x4)NO2 (x5)O3 (x6)HC (x7)8987212827107439537103435631088528154691428103890521212498474121555726421144782511111386452139467154103369142127377274181031070421173107241810397741910387641773871531644967421323969339531062531444988427638
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