Table of Contents  |  Search Technical Documentation  |  References

NAEP Analysis and Scaling → Estimation of NAEP Score Scales → Treatment of Items in NAEP to Avoid Violations of Assumptions → Treatment of Items in NAEP Assessments → Treatment of Items in the Scaling of the 2000 National Science Scales (Accommodations Not Permitted)

NAEP Technical DocumentationTreatment of Items in the Scaling of the 2000 National Science Scales (Accommodations Not Permitted)

The following items are provided.

Items Deleted From the Final Scaling
Cluster Items Created for Final Scaling
Recoding of Polytomous Item Categories for Scaling
Items Scaled Separately by Assessment Years

Items deleted from the final scaling, by grade and scale, science assessment (accommodations not permitted [R2]): 2000

Grade1	Scale	Block2	NAEP ID	Reason for decision
4	Physical science	S5	K031203	To match 1996
	Earth science	1996	KW34101	Dependency
			KY34101	Dependency
	Life science	S8	K103501	Poor fit
		S9	K031605	To match 1996
4 (8)	Physical science	S6	K031301	To match 1996
8 (4)	Physical science	S6	K031301	To match 1996
	Life science	S15	K037001	To match 1996
12	Physical science	S20	K058201	To match 1996
	Earth science	S20	K057201	To match 1996
	Life science	S8	K041306	To match 1996
1 When an item was also administered at another grade, that grade is shown in parentheses. 2 When an item was used in scaling, but was not administered during the current assessment year, the year that it was administered appears instead of the block identification. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000 Science Assessment.

Cluster items created for final scaling, by grade and scale, science assessment (accommodations not permitted [R2]): 2000

Grade1	Scale	Block2	NAEP ID	Reason for decision	NAEP IDs for items contributing to cluster
4	Earth science	1996	K2341CL	Scoring rubric	Formed during scoring process
	Life science	1996	K0310CL	Dependency	K031001, K031002
			K0325CL	Dependency	K032501, K032502
8	Physical science	1996	K0406CL	Scoring rubric	Formed during scoring process
	Earth science	1996	K0407CL	Dependency	K040711, K040712
8 (12)	Earth science	1996	K0494CL	Dependency	K049403, K049404
12	Life science	1996	K0414CL	Dependency	K041406, K041407
		S8	K0414CL	Dependency	K041401, K041402, K041403
1 When an item was also administered at another grade, that grade is shown in parentheses. 2 When an item was used in scaling, but was not administered during the current assessment year, the year that it was administered appears instead of the block identification. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000 Science Assessment.

Recoding of polytomous items for scaling, by grade and scale, science assessment (accommodations not permitted [R2]): 2000

Grade	Scale	Block1	NAEP ID	Reason for decision	Disposition
4	Physical science	S4	K031105	To match 1996 scaling	Collapse categories: 0, 1, 2, becomes 0, 0, 1
			K031107	To match 1996 scaling	Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
		S6	K031309	Poor fit	Collapse categories: 0, 1, 2, 3, becomes 0, 0, 1, 1
	Earth science	S7	K031402	To match 1996 scaling	Collapse categories: 0, 1, 2, becomes 0, 0, 1
			K031404	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K031407	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K031409	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	1996	K031501	Poor fit	Collapse categories: 0, 1, 2, becomes 0, 1, 1
		S8	K103901	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K103101	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
		S9	K031607	To match 1996 scaling	Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 1
		1996	K033501	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 0, 1
		S10	K0325CL	Poor fit	Collapse categories: 0, 1, 2, 3, 4 becomes 0, 0, 1, 2, 3
			K032602	Poor fit	Collapse categories: 0, 1, 2, becomes 0, 0, 1
		1996	K033501	Poor fit	Collapse categories: 0, 1, 2, becomes 0, 1, 1
	Physical science	S11	K098201	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	1996	KX34101	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
		S12	K034501	To match 1996 scaling	Collapsed categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
	Physical science	S13	K034802	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 0, 1
	Earth science	S13	K035201	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
	Life science	S14	K035901	Poor fit	Collapse Categories: 0, 1, 2, becomes 0, 1, 1
	Earth science	S21	K040501	To match 1996 scaling	Collapse categories: 0, 1, 2, becomes 0, 0, 1
8	Physical science	S3	K040601	To match 1996 scaling	Collapse categories: 0, 1, 2, becomes 0, 0, 1
			K0406CL	Poor fit	Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 0, 0, 0, 1, 2
			K040603	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K040604	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K040606	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
		S4	K040702	To match 1996 scaling	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
			K040705	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	1996	K0407CL	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
		S5	K040801	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K040803	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Physical science	S6	K031302	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K031305	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K031306	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	S6	K031308	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	1996	K040901	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K040902	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K040905	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
		S7	K102001	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
			K101801	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K098501	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
	Life science	S8	K041306	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
		S9	K031603	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K031604	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K031609	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K031611	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
		1996	K042602	To match 1996 scaling	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
	Earth science	S10	K092601	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
		S11	K043102	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
			K043103	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Physical science	S11	K043601	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K043603	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	S12	K047301	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
	Physical science	S12	K047901	Poor fit	Collapse categories: 0, 1, 2, becomes 0, 1, 1
	Life science	S13	K049301	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	S13	K0494CL	Poor fit	Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 0, 1, 2, 3, 4
	Physical science	S14	K035601	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	S15	K035901	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	S14	K036101	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
		S15	K037401	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
		1996	K044101	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K044401	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	S20	K092801	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
		S21	K045301	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K045601	Poor fit	Collapse categories: 0, 1, 2, 3, becomes 0, 1, 1, 2
			K046401	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Physical science	S21	K046601	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
12	Physical science	S3	K049502	To match 1996 scaling	Collapse categories: 0, 1, 2, 3, 4 becomes 0, 0, 1, 2, 3
			K049503	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1,
	Life science	S3	K049504	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
	Life science	S3	K049505	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049506	To match 1996 scaling	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
	Physical science	S4	K049602	To match 1996 scaling	Collapse categories: 0, 1, 2, 3, 4 becomes 0, 0, 1, 2, 2
			K049603	To match 1996 scaling	Collapse categories: 0, 1, 2, 3, 4 becomes 0, 1, 2, 3, 3
	Earth science	S5	K040801	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K040802	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K040804	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K040805	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Physical science	S6	K049702	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049703	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K049705	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
			K049706	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049707	To match 1996 scaling	Collapse categories: 0, 1, 2, 3, 4 becomes 0, 0, 1, 1, 2
	Earth science	1996	K049814	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
		S7	K049804	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049810	To match 1996 scaling	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
			K049811	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049812	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K041307	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	S8	K0414CL	Poor fit	Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 1, 1, 2, 3, 3
			K041404	To match 1996 scaling	Collapse categories: 0, 1, 2 become 0, 1, 1
			K041406	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	S9	K049903	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049904	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049907	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049908	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K049911	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Physical science	S9	K049912	Poor fit	Collapse categories: 0, 1, 2, 3, 4 becomes 0, 1, 1, 2, 2
		S11	K052301	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	S11	K052501	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
			K052502	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
	Physical science	S12	K047901	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	S12	K048101	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
	Physical science	S13	K049001	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Life science	S13	K049301	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	S13	K0494CL	Poor fit	Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 1, 1, 2, 2,
	Life science	S14	K052901	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
	Physical science	S14	K053101	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K053102	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 0, 1
	Life science	S14	K053601	Poor fit	Collapse categories: 0, 1, 2, 3, 4, 5 becomes 0, 1, 1, 2, 2,
		S15	K054006	To match 1996 scaling	Collapse categories: 0, 1, 2 becomes 0, 0, 1
			K054008	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 1
	Physical science	S21	K09001	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K059101	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
	Earth science	S21	K059301	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 2, 2
			K059801	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1,
			K059901	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 1, 1, 2
			K060001	Poor fit	Collapse categories: 0, 1, 2 becomes 0, 1, 1
			K060101	Poor fit	Collapse categories: 0, 1, 2, 3 becomes 0, 0, 1, 2
1 When an item was used in scaling, but was not administered during the current assessment year, the year that it was administered appears instead of the block identification. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000 Science Assessment.

Items scaled separately by assessment years, by grade and scale, science national main assessment (accommodations not permitted [R2]): 2000

Grade	Scale	Block	NAEP ID	Type
4	Physical science	S4	K031102	Short constructed-response
		S6	K031304	Short constructed-response
		S10	K032001	Short constructed-response
	Earth science	S10	K032401	Multiple-choice
	Life science	S3	K0310CL	Cluster
			K031004	Short constructed-response
			K031005	Short constructed-response
		S10	K031701	Multiple-choice
8	Physical science	S14	K036301	Short constructed-response
	Earth science	S5	K040803	Short constructed-response
		S9	K049902	Short constructed-response
			K049907	Short constructed-response
		S13	K0494CL	Cluster
	Life science	S8	K041306	Short constructed-response
			K041401	Short constructed-response
			K041403	Short constructed-response
		S12	K048101	Extended constructed-response
		S13	K048901	Short constructed-response
12	Physical science	S3	K049501	Extended constructed-response
			K049502	Extended constructed-response
		S6	K049701	Short constructed-response
		S9	K049912	Extended constructed-response
		S13	K049101	Multiple-choice
	Earth science	S5	K040803	Short constructed-response"
		S9	K049902	Short constructed-response
		S14	K053001	Short constructed-response
	Life science	S3	K049506	Short constructed-response
		S12	K048102	Short constructed-response
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000 Science Assessment.

Printer-friendly Version