http://www.statisticshowto.com/kaiser-meyer-olkin/ file:///D:/Dropbox/Dat%20Do/MBA/Khoa%20luan/bài%20luận_v7.docx%23_Toc504559222 file:///D:/Dropbox/Dat%20Do/MBA/Khoa%20luan/bài%20luận_v7.docx%23_Toc504559223 file:///D:/Dropbox/Dat%20Do/MBA/Khoa%20luan/bài%20luận_v7.docx%23_Toc504559224 file:///D:/Dropbox/Dat%20Do/MBA/Khoa%20luan/bài%20luận_v7.docx%23_Toc504559225 file:///D:/Dropbox/Dat%20Do/MBA/Khoa%20luan/bài%20luận_v7.docx%23_Toc504559226