File	Title	Manuscript Id
Chapter 1. Two-Sample Problems	stat_tutor_backup_20170608_ch_19_twosample_problems.html	5939a03f7894d2fa7f00008f
DLAP questions	stat_tutor_backup_20170608_ch_19_twosample_problems_dlap.xml	5939a03f7894d2fa7f00008f