A.獲取數(shù)據(jù)的前提是對(duì)商務(wù)問(wèn)題的理解,把商務(wù)問(wèn)題轉(zhuǎn)化成數(shù)據(jù)問(wèn)題
B.獲取數(shù)據(jù)前應(yīng)確定從哪些維度來(lái)分析問(wèn)題
C.獲取數(shù)據(jù)前需要確定數(shù)據(jù)源以及獲取的途徑和方式,并制定計(jì)劃
D.獲取數(shù)據(jù)過(guò)程中應(yīng)舍去不符合格式要求的數(shù)據(jù),以利于后續(xù)處理