File	Title	Manuscript Id
Chapter 1. Quantitative variables: Histograms	stat_tutor_backup_20170608_ch_1_quantitative_data_histograms_2009.html	5939a03f7894d2fa7f000041
DLAP questions	stat_tutor_backup_20170608_ch_1_quantitative_data_histograms_2009_dlap.xml	5939a03f7894d2fa7f000041