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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 RsFemaleMale
Mean (Std. Dev.) 7.22 (1.37) 7.17 (1.37) 7.34 (1.38)
1 8 0.29% 7 0.36% 1 0.12%
2 17 0.61% 9 0.46% 8 0.94%
3 30 1.07% 24 1.24% 6 0.71%
4 51 1.82% 39 2.01% 12 1.41%
5 153 5.47% 109 5.61% 44 5.18%
6 334 11.94% 245 12.61% 88 10.37%
7 966 34.54% 678 34.89% 286 33.69%
8 929 33.21% 638 32.84% 289 34.04%
9 184 6.58% 119 6.12% 65 7.66%
10 125 4.47% 75 3.86% 50 5.89%
Missing 1
(0.04%)
1
(0.05%)
0
(0.00%)
Total 2798 100% 1944 100% 849 100%

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.