physattr

physattr (in Demographics)

Variable Summary	Undergrad	Freshman	Sophomore	Junior	Senior
Sexually active students:	Undergrad	Freshman	Sophomore	Junior	Senior
*Casual-sexually active students:*	Undergrad	Freshman	Sophomore	Junior	Senior

students (physattr)

All Rs Female Male

Mean (Std. Dev.) 7.30 (1.32) 7.23 (1.35) 7.47 (1.23)

1 4 0.23% 2 0.16% 2 0.38%

2 4 0.23% 4 0.33% 0 0.00%

3 31 1.78% 27 2.23% 4 0.76%

4 19 1.09% 17 1.40% 2 0.38%

5 81 4.64% 60 4.95% 21 3.98%

6 180 10.32% 135 11.13% 45 8.52%

7 609 34.92% 412 33.97% 195 36.93%

8 597 34.23% 421 34.71% 175 33.14%

9 160 9.17% 101 8.33% 59 11.17%

10 59 3.38% 34 2.80% 25 4.73%

Missing 7
(0.40%) – 6
(0.49%) – 1
(0.19%) –

Total 1751 100% 1219 100% 529 100%

These tables reflect only undergraduates attending 4-year colleges who are of normative age -- 18, 19, 20, 21, or 22, +/- 1, for freshman, sophomores, juniors, and seniors, respectively.

students (physattr)
	All Rs		Female		Male
Mean (Std. Dev.)	7.30 (1.32)		7.23 (1.35)		7.47 (1.23)
1	4	0.23%	2	0.16%	2	0.38%
2	4	0.23%	4	0.33%	0	0.00%
3	31	1.78%	27	2.23%	4	0.76%
4	19	1.09%	17	1.40%	2	0.38%
5	81	4.64%	60	4.95%	21	3.98%
6	180	10.32%	135	11.13%	45	8.52%
7	609	34.92%	412	33.97%	195	36.93%
8	597	34.23%	421	34.71%	175	33.14%
9	160	9.17%	101	8.33%	59	11.17%
10	59	3.38%	34	2.80%	25	4.73%
Missing	7 (0.40%)	–	6 (0.49%)	–	1 (0.19%)	–
Total	1751	100%	1219	100%	529	100%