Table 3 Average (Mean ± SE) difficulty, discrimination, and misconception strength of the 41 LSCI items across standards for community college students and grade 5–8 students (Sadler et al. 2013)
From: Still a private universe? Community college students’ understanding of evolution
Standard | Difficulty | Discrimination | Misconception strength | |||
|---|---|---|---|---|---|---|
College | Grade 5–8 | College | Grade 5–8 | College | Grade 5–8 | |
VA | 0.71 ± 0.04 | 0.60 ± 0.07 | 0.34 ± 0.03 | 0.39 ± 0.03 | 0.54 ± 0.04 | 0.46 ± 0.04 |
VB | 0.68 ± 0.04 | 0.47 ± 0.05 | 0.43 ± 0.02 | 0.37 ± 0.03 | 0.50 ± 0.04 | 0.47 ± 0.03 |
VC | 0.68 ± 0.02 | 0.46 ± 0.05 | 0.57 ± 0.02 | 0.28 ± 0.03 | 0.39 ± 0.02 | 0.47 ± 0.03 |