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Number of Students Included: 325Somerville - GRADE HS BIOLOGY | AVERAGE ITEM SCORE | | PERCENT OF DISTRICT'S TOTAL STUDENT RESPONSES (for each MC answer or OR score point) | ITEM | TYPE | REPORTING CATEGORY | STANDARD | SOMERVILLE | STATE | | BLANK/0 | A/1 | B/2 | C/3 | D/4 | CORRECT MC ANSWER | 1 | MC | BC | 1.2 | 100% | 100% | | 0 | 5 | 84 | 5 | 6 | B | 2 | MC | EC | 6.1 | 100% | 100% | | 0 | 17 | 8 | 20 | 55 | D | 3 | MC | GE | 3.6 | 100% | 100% | | 0 | 9 | 68 | 18 | 6 | B | 4 | MC | AP | 4.4 | 100% | 100% | | 0 | 5 | 86 | 2 | 8 | B | 5 | MC | EV | 5.1 | 100% | 100% | | 0 | 2 | 4 | 89 | 5 | C | 6 | MC | EC | 6.1 | 100% | 100% | | 0 | 2 | 4 | 15 | 78 | D | 7 | MC | GE | 3.2 | 100% | 100% | | 0 | 12 | 61 | 19 | 8 | B | 8 | MC | AP | 4.8 | 100% | 100% | | 0 | 63 | 20 | 6 | 11 | | 9 | MC | BC | 2.8 | 100% | 100% | | 0 | 12 | 13 | 18 | 57 | | 10 | MC | EV | 5.3 | 100% | 100% | | 0 | 16 | 64 | 12 | 8 | | 11 | MC | BC | 1.2 | 100% | 100% | | 0 | 15 | 20 | 58 | 6 | | 12 | OR | BC | 2.3 | 1 | 2 | | 17 | 47 | 15 | 18 | 3 | | 13 | MC | AP | 4.3 | 100% | 100% | | 0 | 5 | 10 | 85 | 1 | C | 14 | MC | GE | 3.4 | 100% | 100% | | 0 | 82 | 5 | 8 | 5 | A | 15 | MC | EV | 5.3 | 100% | 100% | | 0 | 3 | 9 | 61 | 26 | C | 16 | MC | BC | 2.2 | 100% | 100% | | 0 | 66 | 16 | 9 | 9 | A | 17 | MC | EC | 6.2 | 100% | 100% | | 0 | 10 | 1 | 86 | 3 | C | 18 | MC | EC | 6.3 | 100% | 100% | | 0 | 13 | 12 | 65 | 10 | C | 19 | MC | EV | 5.2 | 100% | 100% | | 0 | 10 | 4 | 77 | 9 | C | 20 | MC | EV | 5.1 | 100% | 100% | | 0 | 8 | 4 | 14 | 74 | D | 21 | MC | EC | 6.4 | 100% | 100% | | 0 | 9 | 12 | 64 | 16 | C | 22 | MC | GE | 3.1 | 100% | 100% | | 0 | 2 | 4 | 8 | 86 | D | 23 | OR | EC | 6.3 | 3 | 3 | | 5 | 13 | 22 | 38 | 21 | | 24 | MC | BC | 1.1 | 100% | 100% | | 0 | 8 | 12 | 3 | 76 | D | 25 | MC | BC | 2.6 | 100% | 100% | | 1 | 7 | 70 | 10 | 12 | B | 26 | MC | EV | 5.1 | 100% | 100% | | 1 | 8 | 6 | 77 | 9 | C | 27 | MC | BC | 1.3 | 100% | 100% | | 1 | 87 | 4 | 7 | 2 | A | 28 | MC | EC | 6.2 | 100% | 100% | | 1 | 14 | 65 | 9 | 12 | B | 29 | MC | BC | 2.4 | 100% | 100% | | 1 | 13 | 4 | 65 | 18 | C | 30 | MC | GE | 3.2 | 100% | 100% | | 0 | 22 | 70 | 5 | 4 | B | 31 | MC | BC | 2.1 | 100% | 100% | | 1 | 79 | 3 | 7 | 10 | A | 32 | OR | AP | 4.5 | 1 | 1 | | 27 | 36 | 21 | 13 | 3 | | 33 | MC | GE | 3.5 | 100% | 100% | | 1 | 19 | 5 | 7 | 67 | D | 34 | MC | EC | 6.2 | 100% | 100% | | 1 | 5 | 18 | 72 | 4 | C | 35 | MC | BC | 2.7 | 100% | 100% | | 1 | 11 | 5 | 6 | 78 | D | 36 | MC | GE | 3.6 | 100% | 100% | | 1 | 10 | 23 | 61 | 6 | C | 37 | MC | AP | 4.4 | 100% | 100% | | 1 | 8 | 4 | 2 | 85 | D | 38 | MC | EV | 5.3 | 100% | 100% | | 1 | 85 | 3 | 9 | 2 | A | 39 | MC | EV | 5.1 | 100% | 100% | | 1 | 5 | 3 | 85 | 6 | C | 40 | MC | BC | 2.5 | 100% | 100% | | 1 | 5 | 90 | 3 | 2 | B | 41 | MC | GE | 3.3 | 100% | 100% | | 1 | 13 | 3 | 4 | 79 | D | 42 | MC | AP | 4.6 | 100% | 100% | | 1 | 5 | 78 | 10 | 5 | B | 43 | MC | EC | 6.3 | 100% | 100% | | 1 | 66 | 14 | 6 | 13 | A | 44 | OR | GE | 3.3 | 2 | 2 | | 20 | 15 | 20 | 26 | 19 | | 45 | OR | EV | 5.3 | 1 | 2 | | 26 | 24 | 29 | 18 | 4 | |
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