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Number of Students Included: 378Chelmsford - 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 | CHELMSFORD | STATE | | BLANK/0 | A/1 | B/2 | C/3 | D/4 | CORRECT MC ANSWER | 1 | MC | AP | 4.6 | 85% | 88% | | 0 | 85 | 12 | 1 | 1 | A | 2 | MC | BC | 1.2 | 88% | 82% | | 0 | 3 | 5 | 88 | 4 | C | 3 | MC | GE | 3.2 | 68% | 62% | | 0 | 19 | 10 | 3 | 68 | D | 4 | MC | EC | 6.4 | 67% | 54% | | 0 | 67 | 9 | 5 | 19 | A | 5 | MC | BC | 2.7 | 75% | 70% | | 0 | 5 | 8 | 75 | 12 | C | 6 | MC | BC | 2.2 | 57% | 61% | | 0 | 26 | 8 | 8 | 57 | D | 7 | MC | BC | 2.3 | 86% | 83% | | 0 | 6 | 4 | 4 | 86 | D | 8 | MC | EC | 6.3 | 76% | 70% | | 0 | 76 | 16 | 5 | 3 | A | 9 | MC | EC | 6.3 | 91% | 81% | | 0 | 6 | 91 | 2 | 2 | B | 10 | MC | EV | 5.2 | 83% | 77% | | 0 | 3 | 9 | 6 | 83 | D | 11 | MC | EV | 5.3 | 84% | 78% | | 0 | 7 | 5 | 84 | 3 | C | 12 | OR | EV | 5.1 | 1.78 | 1.48 | | 12 | 30 | 31 | 21 | 5 | | 13 | MC | GE | 3.6 | 87% | 80% | | 0 | 1 | 87 | 10 | 2 | B | 14 | MC | EC | 6.3 | 90% | 85% | | 0 | 2 | 1 | 7 | 90 | D | 15 | MC | BC | 2.4 | 86% | 74% | | 0 | 86 | 7 | 6 | 2 | A | 16 | MC | EC | 6.2 | 87% | 79% | | 0 | 87 | 2 | 4 | 6 | A | 17 | MC | EC | 6.3 | 85% | 77% | | 0 | 7 | 1 | 6 | 85 | D | 18 | MC | AP | 4.5 | 75% | 65% | | 1 | 7 | 15 | 75 | 3 | C | 19 | MC | GE | 3.5 | 63% | 56% | | 0 | 25 | 63 | 9 | 4 | B | 20 | MC | AP | 4.8 | 90% | 84% | | 0 | 3 | 2 | 4 | 90 | D | 21 | MC | EC | 6.2 | 72% | 65% | | 0 | 15 | 72 | 9 | 3 | B | 22 | MC | GE | 3.6 | 69% | 61% | | 0 | 24 | 2 | 69 | 5 | C | 23 | OR | AP | 4.4 | 2.43 | 2.12 | | 2 | 6 | 50 | 31 | 11 | | 24 | MC | AP | 4.1 | 87% | 78% | | 0 | 4 | 1 | 8 | 87 | D | 25 | MC | EV | 5.3 | 87% | 79% | | 0 | 8 | 3 | 87 | 3 | C | 26 | MC | BC | 2.7 | 53% | 57% | | 0 | 53 | 5 | 20 | 21 | A | 27 | MC | GE | 3.3 | 62% | 60% | | 0 | 62 | 2 | 5 | 31 | A | 28 | MC | EV | 5.1 | 93% | 85% | | 0 | 93 | 1 | 2 | 5 | A | 29 | MC | EV | 5.1 | 78% | 69% | | 0 | 2 | 19 | 1 | 78 | D | 30 | MC | BC | 2.4 | 76% | 65% | | 0 | 3 | 10 | 76 | 10 | C | 31 | MC | EC | 6.2 | 62% | 56% | | 0 | 9 | 15 | 15 | 62 | D | 32 | OR | BC | 2.1 | 2.04 | 1.84 | | 9 | 30 | 25 | 20 | 16 | | 33 | MC | EV | 5.2 | 93% | 84% | | 0 | 5 | 1 | 93 | 1 | C | 34 | MC | AP | 4.2 | 96% | 89% | | 0 | 1 | 96 | 1 | 2 | B | 35 | MC | BC | 1.2 | 60% | 57% | | 0 | 60 | 7 | 16 | 17 | A | 36 | MC | GE | 3.1 | 57% | 53% | | 0 | 6 | 16 | 21 | 57 | D | 37 | MC | BC | 2.4 | 76% | 68% | | 0 | 2 | 20 | 2 | 76 | D | 38 | MC | GE | 3.4 | 64% | 52% | | 0 | 64 | 12 | 19 | 5 | A | 39 | MC | EV | 5.1 | 87% | 83% | | 0 | 1 | 10 | 87 | 2 | C | 40 | MC | BC | 2.5 | 91% | 86% | | 0 | 91 | 2 | 4 | 2 | A | 41 | MC | EC | 6.3 | 79% | 73% | | 0 | 15 | 79 | 4 | 1 | B | 42 | MC | GE | 3.2 | 65% | 56% | | 0 | 65 | 3 | 26 | 5 | A | 43 | MC | BC | 2.6 | 73% | 62% | | 0 | 10 | 73 | 12 | 5 | B | 44 | OR | EC | 6.1 | 2.04 | 1.69 | | 3 | 19 | 53 | 22 | 3 | | 45 | OR | GE | 3.6 | 3.07 | 2.52 | | 5 | 9 | 17 | 11 | 58 | |
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