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NAEP Analysis and Scaling → Estimation of NAEP Score Scales → Treatment of Items to Avoid Violations of Assumptions → Treatment of Items in NAEP Assessments → Treatment of Items in the Scaling of the 2005 Science Scales

NAEP Technical DocumentationTreatment of Items in the Scaling of the 2005 Science Scales

Cluster items created for final scaling, by grade and scale, science combined national and state main assessment: 2005
Grade Scale Block NAEP ID Reason for decision NAEP IDs for items contributing to cluster
4 Life science S10 K0325CL To match bridge scaling K032501, K032502
Life science S3 K0310CL To match bridge scaling K031001, K031002
8 Physical science S3 K0406CL To match bridge scaling K040607, K040608, K040609, K040610
Earth science S12 K0494CL To match bridge scaling K049403, K049404
Earth science S13 K0364CL To match bridge scaling K036401, K036403, K036404
12 Life science S8 K0414CL To match bridge scaling K041401, K041402, K041403
Earth science S12 K0494CL To match bridge scaling K049403, K049404
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2005 Science Assessment.

Items deleted from the final scaling, by grade and scale, science combined national and state main assessment: 2005
Grade Scale Block NAEP ID Reason for decision
4 Life science S8 K103501 Poor fit
8 Life science S8 K041306 Poor fit
12 Life science S8 K041306 To match 2000 scaling
Life science S15 K075201 Poor fit
Physical science S17 K073601 Poor fit
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2005 Science Assessment.

Recoding of polytomous items for scaling, by grade and scale, science combined national and state main assessment: 2005
Grade Scale Block NAEP ID Reason for decision Disposition
4 Physical science S10 K060401 Non-hierarchical item Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1,2
Physical science S4 K031105 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, becomes 0, 0, 1
Physical science S4 K031107 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
Physical science S6 K031309 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, becomes 0, 0, 1, 1
Earth science S7 K031402 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, becomes 0, 0, 1
Earth science S7 K031404 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S7 K031407 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S7 K031409 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S8 K103901 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S8 K103101 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Life science S10 K0325CL To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4 becomes 0, 0, 1, 2, 3
Life science S10 K032602 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, becomes 0, 0, 1
Physical science S11 K098201 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S12 K034802 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S12 K035201 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Life science S13 K035901 To match year 2000 and bridge scaling Collapse Categories: 0, 1, 2, becomes 0, 1, 1
Physical science S6 K031303 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 0, 1
Physical science S12 K034901 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 0, 1
Physical science S15 K062201 Lack of fit Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
Physical science S15 K062401 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S7 K031408 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S10 K031901 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S11 K099501 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S14 K061601 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S3 K0310CL Lack of fit Collapse categories: 0, 1, 2, 3, 4 becomes 0, 1, 1, 2, 3
Life science S3 K031005 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S3 K031007 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S9 K060301 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
8 Life science S9 K063405 Non-hierarchical item Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1,2
Life science S18 K069801 Non-hierarchical item Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1,2
Physical science S18 K069901 Non-hierarchical item Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1,2
Physical science S3 K040601 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, becomes 0, 0, 1
Physical science S3 K0406CL To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 0, 0, 0, 1, 2
Physical science S3 K040603 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S3 K040604 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S3 K040606 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
Life science S4 K092801 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S5 K040801 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S5 K040803 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S6 K031302 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S6 K031305 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S6 K031306 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S6 K031308 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S7 K098501 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S7 K102001 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 1
Life science S8 K041306 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S10 K092601 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S11 K047301 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Physical science S11 K047901 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S12 K049301 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S12 K0494CL To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 0, 1, 2, 3, 4
Physical science S13 K035601 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S13 K035901 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S13 K036101 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S14 K037401 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Physical science S6 K031309 Lack of fit Collapse categories: 0, 1, 2, 3, becomes 0, 0, 1, 2
Earth science S5 K040804 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S8 K041401 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S9 K063406 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S9 K063407 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S10 K063410 Lack of fit Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
Life science S9 K060301 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 0, 1
Life science S16 K065902 Lack of fit Collapse categories: 0, 1, 2 becomes 0, 0, 1
12 Physical science S18 K074301 Non-hierarchical item Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1,2
Physical science S3 K049502 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4 becomes 0, 0, 1, 2, 3
Physical science S3 K049503 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1,
Life science S3 K049504 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Life science S3 K049505 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S5 K040801 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S5 K040802 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S5 K040804 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S5 K040805 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S6 K049702 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S6 K049703 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Physical science S6 K049705 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
Physical science S6 K049706 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S6 K049707 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4 becomes 0, 0, 1, 1, 2
Life science S8 K041307 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Life science S8 K0414CL To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 1, 1, 2, 3, 3
Life science S8 K041404 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 become 0, 1, 1
Life science S8 K041406 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S11 K047901 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S12 K049001 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S12 K0494CL To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 1, 1, 2, 2, 2
Physical science S13 K059001 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S13 K059101 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S13 K059801 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Earth science S13 K059901 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
Earth science S13 K060001 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 0, 1
Earth science S13 K060101 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
Life science S14 K052901 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
Life science S14 K053601 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2, 3, 4 becomes 0, 1, 1, 2, 2
Life science S16 K049301 To match year 2000 and bridge scaling Collapse categories: 0, 1, 2 becomes 0, 1, 1
Physical science S11 K047201 Lack of fit Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
Physical science S16 K072201 Lack of fit Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
Physical science S16 K072601 Lack of fit Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
Earth science S9 K102001 Lack of fit Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
Earth science S9 K098501 Lack of fit Collapse categories: 0, 1, 2, becomes 0, 1, 1
Earth science S9 K097901 Lack of fit Collapse categories: 0, 1, 2, becomes 0, 0, 1
Earth science S11 K047301 Lack of fit Collapse categories: 0, 1, 2, becomes 0, 1, 1
Earth science S9 K101801 Lack of fit Collapse categories: 0, 1, 2, becomes 0, 1, 1
Life science S15 K075401 Lack of fit Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
Life science S15 K075601 Lack of fit Collapse categories: 0, 1, 2, becomes 0, 1, 1
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2005 Science Assessment.
Last updated 22 July 2009 (JL)

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