University of California Press

Table 1.

Summary of data and statistical analyses.

Participants	Percent	n	Mean ± SD	P
Gender
Male	18.8	48	62.54 ± 24.68
Female	81.2	207	62.39 ± 16.43
Age group
18–20	84.3	215	61.00 ± 17.39	0.047
21–25	9.4	24	70.21 ± 14.97	0.047
26 and over	6.3	16	69.84 ± 27.83
Major
Biology	14.1	36	69.22 ± 13.80
Other science	53.3	136	61.45 ± 17.96
Non-science	31.4	80	62.09 ± 18.79
Number of advanced biology electives
0	61.6	157	61.77 ± 17.66
1	34.1	87	62.94 ± 19.45
2	2.7	7	69.00 ± 20.89
3	0.4	1	67.00 ± 0.00
4	0.8	2	62.50 ± 6.36
Number of advanced mathematics electives
0	28.2	72	62.85 ± 19.33
1	57.6	147	62.22 ± 17.43
2	12.2	31	60.52 ± 20.07
3	1.2	3	75.33 ± 14.43
Time engaged in informal science learning
At least weekly	14.9	38	68.40 ± 17.48	0.043
At least monthly	21.6	55	66.24 ± 14.00
At least once every 3 months	13.7	35	59.34 ± 17.32
At least once every 6 months	8.6	22	57.95 ± 22.02
At least yearly	23.5	60	64.43 ± 17.94
None	15.7	40	56.83 ± 18.42	0.043

Participants	Percent	n	Mean ± SD	P
Gender
Male	18.8	48	62.54 ± 24.68
Female	81.2	207	62.39 ± 16.43
Age group
18–20	84.3	215	61.00 ± 17.39	0.047
21–25	9.4	24	70.21 ± 14.97	0.047
26 and over	6.3	16	69.84 ± 27.83
Major
Biology	14.1	36	69.22 ± 13.80
Other science	53.3	136	61.45 ± 17.96
Non-science	31.4	80	62.09 ± 18.79
Number of advanced biology electives
0	61.6	157	61.77 ± 17.66
1	34.1	87	62.94 ± 19.45
2	2.7	7	69.00 ± 20.89
3	0.4	1	67.00 ± 0.00
4	0.8	2	62.50 ± 6.36
Number of advanced mathematics electives
0	28.2	72	62.85 ± 19.33
1	57.6	147	62.22 ± 17.43
2	12.2	31	60.52 ± 20.07
3	1.2	3	75.33 ± 14.43
Time engaged in informal science learning
At least weekly	14.9	38	68.40 ± 17.48	0.043
At least monthly	21.6	55	66.24 ± 14.00
At least once every 3 months	13.7	35	59.34 ± 17.32
At least once every 6 months	8.6	22	57.95 ± 22.02
At least yearly	23.5	60	64.43 ± 17.94
None	15.7	40	56.83 ± 18.42	0.043