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.) 7.22 (1.37) 7.16 (1.36) 7.35 (1.36)

1 35 0.26% 24 0.25% 11 0.28%

2 54 0.40% 38 0.40% 16 0.41%

3 158 1.18% 121 1.28% 37 0.95%

4 219 1.64% 179 1.90% 40 1.03%

5 849 6.36% 645 6.84% 204 5.25%

6 1614 12.09% 1181 12.52% 430 11.06%

7 4584 34.34% 3229 34.24% 1341 34.48%

8 4246 31.81% 3012 31.94% 1225 31.50%

9 1029 7.71% 674 7.15% 354 9.10%

10 561 4.20% 327 3.47% 231 5.94%

Missing 23
(0.17%) – 17
(0.18%) – 6
(0.15%) –

Total 13372 100% 9447 100% 3895 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.)	7.22 (1.37)		7.16 (1.36)		7.35 (1.36)
1	35	0.26%	24	0.25%	11	0.28%
2	54	0.40%	38	0.40%	16	0.41%
3	158	1.18%	121	1.28%	37	0.95%
4	219	1.64%	179	1.90%	40	1.03%
5	849	6.36%	645	6.84%	204	5.25%
6	1614	12.09%	1181	12.52%	430	11.06%
7	4584	34.34%	3229	34.24%	1341	34.48%
8	4246	31.81%	3012	31.94%	1225	31.50%
9	1029	7.71%	674	7.15%	354	9.10%
10	561	4.20%	327	3.47%	231	5.94%
Missing	23 (0.17%)	–	17 (0.18%)	–	6 (0.15%)	–
Total	13372	100%	9447	100%	3895	100%