An educator randomly assigns students to a program in which some will use new reading activities and others traditional teaching methods. At the end, both groups take a reading comprehension exam. Their scores are shown in the back-to-back stem-and-leaf display. Do these results suggest that the new activities are better?

New Activities		Control
	1	33
6	2	457
53211	3	01233335
7776400	4	037
1	5
	6