下面的數(shù)據(jù)文件顯示了在美國匹茲堡大學30名MBA考生的信息。第一列給出身高(英寸),第二列給出MBA剛剛就業(yè)后的月收入(數(shù)據(jù)來源于華爾街日報,12月30日)
根據(jù)上面列表,求出初始月收入與身高之間的相關系數(shù)是多少?您可能感興趣的試卷
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如果居民按報告期價格購買商品需多支出40萬元,報告期商品銷售額為200萬元,則價格指數(shù)為()
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If the individual class frequency is divided by the total frequency, the result is the ().
某企業(yè)的生產計劃完成百分比采用如下分組,請指出哪項是正確的()