Solutions Statistics

Solution) In the paper “The Relation of Sex and Sense of Direction to Spatial Orientation in an Unfamiliar

Question: 34 In the paper “The Relation of Sex and Sense of Direction to Spatial Orientation in an Unfamiliar Environment”, Sholl et al. published the results of examining the sense of direction of 30 male and 30 female students. After being taken to unfamiliar wooded park, the students were given some spatial orientation tests, including pointing to the south, which tested their absolute frame of reference. The Students pointed by moving a pointer attached to a 360 protractor. Following are the absolute pointing errors, in degrees, of the participants.

Male

Female

13	130	39	33	10	14	8	20	3	138
13	68	18	3	11	122	78	69	111	3
38	23	60	5	9	128	31	18	35	111
59	5	86	22	70	109	36	27	32	35
58	3	167	15	30	12	27	8	3	80
8	20	67	26	19	91	68	66	176	15

At the 1% significance level, do the data provide sufficient evidence to conclude that, on average, males have a better sense of direction and, in particular, a better frame of reference then females? (Note: