求蔡瑞胸 金融数据分析导论第二章第7题答案
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Consider the quarterly earnings pershare of the Johnson & Johnson from the first quarter of 1992 to the secondquarter of 2011. The data are in the file q-jnj-earns-9211.txt and are obtainedfrom the ...
2017-6-8 10:45 - LuciferKun1204 - 爱问频道