File	Title	Manuscript Id
Chapter 1. Explanatory and response variables	stat_tutor_mpclone_ch_4_explanatory_and_response_variables.html	591c55e77894d24e59000033
DLAP questions	stat_tutor_mpclone_ch_4_explanatory_and_response_variables_dlap.xml	591c55e77894d24e59000033