File	Title	Manuscript Id
Chapter 1. Measuring center: the mean	stat_tutor_backup_20170608_ch_2_measuring_center_the_mean.html	5939a03f7894d2fa7f000013
DLAP questions	stat_tutor_backup_20170608_ch_2_measuring_center_the_mean_dlap.xml	5939a03f7894d2fa7f000013