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NAEP Analysis and Scaling → Estimation of Population and Student Group Distributions → Examining the Population-Structure Models Used in NAEP → Proportion of Variance of the Group-Defining Contrasts Accounted for by the Principal Components Used in NAEP Student Group Distribution Models → Proportion of Variance of the Group-Defining Contrasts Accounted for by the Principal Components Used in the Population-Structure Model, Grade 8 Science National Main Assessment (Accommodations Not Permitted): 2000
NAEP Technical DocumentationProportion of variance of the group-defining contrasts accounted for by the principal components used in the population-structure model, grade 8 science national main assessment (accommodations not permitted [R2]): 2000
Group-defining contrast Proportion of variance
Female 0.93
Black 0.96
Hispanic 0.96
Asian 0.95
Mexican 0.93
Puer Ric 0.96
Cubn,Oth 0.97
Hisp-? 0.97
MID CTY7 0.91
FR/LCTY7 0.92
FR/MCTY7 0.94
LAR TWN7 0.95
SML TWN7 0.93
Other 0.94
HS Grad 0.95
Post HS 0.94
COL Grad 0.96
PARED-? 0.95
S East 0.88
Central 0.87
West 0.88
Private 0.93
Catholic 0.92
Modage 0.99
Above 0.99
Black 0.88
Hispanic 0.80
Asian 0.79
IEP-NO 0.86
LEP-NO 0.79
Title-N 0.84
RED PRIC 0.95
Free 0.77
Info N/A 0.88
SCH/REF 0.87
SCH/NP 0.86
TVLIN-0 0.98
TV-QUAD 0.98
HW-NO 0.98
HW-YES 0.98
HWLIN-0 0.98
HWQUAD-0 0.97
HITEM=3 0.92
O.RELIG 0.90
NONSECT 0.91
LUTHERAN 0.95
G/R 22 0.90
G/R 23 0.91
G/R 24 0.95
G/T 22 0.68
G/T 23 0.73
G/T 24 0.71
G/T 25 0.89
G/T 26 0.71
G/T 27 0.70
G/P 22 0.93
G/P 23 0.93
G/P 24 0.80
G/P 25 0.85
G/S 22 0.95
G/S 23 0.94
R/T 24 0.90
R/T 25 0.90
R/T 26 0.92
R/T 27 0.94
R/T 31 0.91
R/T 32 0.93
R/T 33 0.92
R/T 34 0.91
R/T 35 0.93
R/T 36 0.95
R/T 37 0.92
R/T 41 0.94
R/T 42 0.92
R/T 43 0.91
R/T 44 0.94
R/T 45 0.92
R/T 46 0.93
R/T 47 0.94
R/P 24 0.89
R/P 25 0.90
R/P 31 0.91
R/P 32 0.87
R/P 33 0.90
R/P 34 0.91
R/P 35 0.92
R/P 41 0.88
R/P 42 0.95
R/P 43 0.97
R/P 44 0.96
R/P 45 0.93
R/S 31 0.96
R/S 32 0.97
R/S 33 0.96
R/S 41 0.94
R/S 42 0.96
R/S 43 0.96
P/T 25 0.77
P/T 26 0.80
P/T 27 0.74
P/T 31 0.91
P/T 32 0.79
P/T 33 0.74
P/T 34 0.76
P/T 35 0.78
P/T 36 0.74
P/T 37 0.91
P/T 41 0.79
P/T 42 0.75
P/T 43 0.79
P/T 44 0.78
P/T 45 0.82
P/T 46 0.93
P/T 47 0.81
P/T 51 0.78
P/T 52 0.79
P/T 53 0.82
P/T 54 0.80
P/T 55 0.93
P/T 56 0.84
P/T 57 0.81
T/S 41 0.92
T/S 42 0.91
T/S 43 0.92
T/S 51 0.91
T/S 52 0.92
T/S 53 0.92
T/S 61 0.97
T/S 62 0.96
T/S 63 0.94
T/S 71 0.93
T/S 72 0.93
P/S 32 0.94
P/S 33 0.92
P/S 41 0.93
P/S 42 0.91
P/S 43 0.92
P/S 51 0.91
P/S 52 0.95
P/S 53 0.95
SAMP S3 0.83
S/R 22 0.90
S/R 23 0.90
S/R 24 0.95
ARPT NO 0.88
Black 0.94
Hispanic 0.93
Asian AM 0.93
AMER IND 0.97
Other 0.98
B003001M 0.74
B014601B 0.96
B014601C 0.96
B014601D 0.89
B014601M 0.72
B003201B 0.87
B003201C 0.81
B003201M 0.89
B008801B 0.97
B008801C 0.98
B008801D 0.99
B008801E 0.98
B008801M 0.78
B000901N 0.94
B000901I 0.95
B000901M 0.70
B000903N 0.95
B000903I 0.95
B000903M 0.89
B000905N 0.95
B000905I 0.94
B000905M 0.87
B016501B 0.89
B016501C 0.92
B016501D 0.95
B016501E 0.97
B016501F 0.98
B016501G 0.96
B016501M 0.80
S004001B 0.87
S004001C 0.88
S004001D 0.93
S004001E 0.93
S004001M 0.80
B016701B 0.89
B016701C 0.91
B016701D 0.83
B016701M 0.85
B009301B 0.90
B009301C 0.91
B009301D 0.94
B009301E 0.87
B009301M 0.91
B016101N 0.77
B016101M 0.81
B009401B 0.85
B009401C 0.88
B009401D 0.89
B009401M 0.89
B008601B 0.86
B008601C 0.88
B008601D 0.89
B008601I 0.81
B008601M 0.83
B008701B 0.90
B008701C 0.90
B008701D 0.90
B008701I 0.82
B008701M 0.78
B016801B 0.91
B016801C 0.94
B016801D 0.93
B016801E 0.95
B016801F 0.95
B016801G 0.96
B016801H 0.95
B016801M 0.79
B016201B 0.97
B016201C 0.98
B016201D 0.98
B016201E 0.98
B016201I 0.98
B016201M 0.87
K811001B 0.91
K811001C 0.90
K811001M 0.73
K811002B 0.89
K811002C 0.85
K811002M 0.86
K811003B 0.81
K811003C 0.80
K811003M 0.84
K813001B 0.93
K813001C 0.91
K813001M 0.87
K811007B 0.90
K811007C 0.89
K811007M 0.81
K811101M 0.87
K811102M 0.84
K811103M 0.79
K811104M 0.84
K811105M 0.72
K811106M 0.81
K811107M 0.85
K811108M 0.93
K811401N 0.93
K811401M 0.92
K812901B 0.96
K812901C 0.95
K812901D 0.94
K812901M 0.82
K813101B 0.94
K813101C 0.92
K813101D 0.93
K813101M 0.73
K813201B 0.92
K813201C 0.91
K813201D 0.91
K813201M 0.88
K813301B 0.84
K813301C 0.87
K813301D 0.89
K813301M 0.83
K813501B 0.85
K813501C 0.87
K813501D 0.93
K813501M 0.91
K813601B 0.91
K813601C 0.91
K813601D 0.94
K813601M 0.89
K812001B 0.97
K812001C 0.95
K812001D 0.94
K812001E 0.97
K812001F 0.98
K812001M 0.84
K812201B 0.96
K812201C 0.98
K812201D 0.98
K812201E 0.98
K812201F 0.98
K812201G 0.98
K812201M 0.75
K811501N 0.91
K811501M 0.92
K813401Y 0.98
K813401N 0.98
K813401I 0.99
K813401M 0.91
K814001B 0.92
K814001C 0.96
K814001D 0.89
K814001M 0.78
K814101B 0.90
K814101C 0.96
K814101D 0.88
K814101M 0.85
K814201B 0.90
K814201C 0.95
K814201D 0.83
K814201M 0.88
K814301B 0.95
K814301C 0.98
K814301D 0.94
K814301M 0.87
K814401Y 0.96
K814401N 0.97
K814401D 0.87
K814401M 0.89
K814501Y 0.98
K814501N 0.98
K814501D 0.85
K814501M 0.89
K814701B 0.96
K814701C 0.98
K814701D 0.97
K814701M 0.84
K814601B 0.93
K814601C 0.98
K814601D 0.95
K814601M 0.92
K814801B 0.89
K814801C 0.98
K814801D 0.92
K814801M 0.92
K814901B 0.97
K814901C 0.98
K814901D 0.97
K814901M 0.91
X012101B 0.96
X012101C 0.99
X012101D 0.97
X012101E 0.89
X012101F 0.86
X012101H 0.96
X012101K 0.91
X012101L 0.87
X012101M 0.97
X012201B 0.89
X012201C 0.92
X012201M 0.97
X012301N 0.97
X012301I 0.89
X012301M 0.99
X012401B 0.92
X012401C 0.85
X012401D 0.88
X012401I 0.87
X012401M 0.99
X012501Y 0.95
X012501N 0.89
X012601B 0.94
X012601C 0.86
X012601D 0.90
X012601I 0.87
X012601M 0.99
X012701Y 0.96
X012701N 0.90
X012801B 0.96
X012801C 0.86
X012801D 0.86
X012801I 0.87
X012801M 0.99
X012901Y 0.97
X012901N 0.89
X012901I 0.88
X012901M 0.99
X013001N 0.93
X013001C 0.81
X013001M 0.99
X013101M 0.88
X013102M 0.81
X013103M 0.87
X013104M 0.90
X013105M 0.81
X013109M 0.78
X013203M 0.81
X013204M 0.95
X013206M 0.87
X013207M 0.91
X013208M 0.83
X013211M 0.86
X013301M 0.88
X013302M 0.82
X013303M 0.88
X013401M 0.91
X013402M 0.84
X013403M 0.88
X013404M 0.85
X013501B 0.93
X013501C 0.86
X013501M 0.96
X013601B 0.91
X013601C 0.89
X013601M 0.96
X013701B 0.92
X013701C 0.90
X013801B 0.79
X013801M 0.91
X013901B 0.92
X013901C 0.91
X013901D 0.96
X013901E 0.96
X013901I 0.97
X014001B 0.97
X014001I 0.96
X014101B 0.94
X014101C 0.87
X014101D 0.96
X014101E 0.97
X014101I 0.94
X014201B 0.86
X014201C 0.84
X014201E 0.85
X014201M 0.96
X014301B 0.93
X014301C 0.83
X014301D 0.83
X014301I 0.88
X014401B 0.94
X014401C 0.84
X014401D 0.90
X014401I 0.94
X014501B 0.95
X014501C 0.96
X014501D 0.88
X014501I 0.90
X014601N 0.93
X014601M 0.96
X014701M 0.91
X014702M 0.88
X014704M 0.86
X014705M 0.86
X014706M 0.84
X014708M 0.80
X014709M 0.83
X014801B 0.93
X014801C 0.95
X014801M 0.97
X014901B 0.92
X014901C 0.94
X014901M 0.95
X015001B 0.93
C044601A 0.88
C044601X 0.91
C035701N 0.86
C035701M 0.87
C042802N 0.85
C042802M 0.87
C042803N 0.87
C042803M 0.90
C032207B 0.93
C032207N 0.93
C032207M 0.93
C032209B 0.87
C032209N 0.85
C032209M 0.98
C032210B 0.91
C032210N 0.91
C032210M 0.94
C032211B 0.88
C032211N 0.87
C032211M 0.95
C045401B 0.91
C045401N 0.90
C045401M 0.95
C045402B 0.94
C045402N 0.94
C045402M 0.95
C037701B 0.88
C037701C 0.87
C037701D 0.85
C037701M 0.94
C037702B 0.90
C037702C 0.93
C037702D 0.90
C037702M 0.99
C037703B 0.91
C037703C 0.92
C037703D 0.89
C037704B 0.84
C037704C 0.85
C037704D 0.90
C037704M 0.98
C037705B 0.88
C037705C 0.87
C037705D 0.84
C032402B 0.90
C032402C 0.93
C032402D 0.91
C032402M 0.99
C032401B 0.90
C032401C 0.94
C032401D 0.91
C032401M 0.99
C032404B 0.90
C032404C 0.94
C032404D 0.90
C032404M 0.97
C032406B 0.90
C032406C 0.95
C032406D 0.93
C032406M 0.99
C032407B 0.90
C032407C 0.95
C032407D 0.95
C032408B 0.89
C032408C 0.96
C032408D 0.94
C032408M 0.99
C032409B 0.89
C032409C 0.93
C032409D 0.89
C032409M 0.96
C032410B 0.93
C032410C 0.94
C032410D 0.94
C032410M 0.99
C032411B 0.91
C032411C 0.93
C032411D 0.93
C032411M 0.99
C032412B 0.89
C032412C 0.94
C032412D 0.94
C032412M 0.97
C032413B 0.87
C032413C 0.95
C032413D 0.95
C032413M 0.98
C032414B 0.90
C032414C 0.93
C032414D 0.88
C032414M 0.95
C032415B 0.90
C032415C 0.95
C032415D 0.93
C043103B 0.88
C043103C 0.95
C043103D 0.95
C043103M 0.98
C043104B 0.88
C043104C 0.96
C043104D 0.94
C043104M 0.99
C032502B 0.86
C032502C 0.87
C032502D 0.89
C032502M 0.98
C032503B 0.87
C032503C 0.89
C032503D 0.89
C032503M 0.98
C032505B 0.87
C032505C 0.91
C032505D 0.90
C032505M 0.99
C043201B 0.87
C043201C 0.87
C043201D 0.90
C043201M 0.96
C032506B 0.86
C032506C 0.89
C032506D 0.90
C032506M 0.96
C033601B 0.90
C033601C 0.90
C033601D 0.88
C033601M 0.94
C036501B 0.86
C036501C 0.87
C036501D 0.88
C036501M 0.98
C037801B 0.90
C037801C 0.89
C037801D 0.89
C037801E 0.88
C037801F 0.91
C037801G 0.90
C037801H 0.91
C037801M 0.94
C038001B 0.87
C038001C 0.87
C038001D 0.88
C038001E 0.96
C038001F 0.89
C038001G 0.88
C038001M 0.98
C038301N 0.86
C038301M 0.95
C043801B 0.86
C043801C 0.90
C043801D 0.90
C043801E 0.92
C043801F 0.90
C043801G 0.90
C043801H 0.86
C043801M 0.86
C043901N 0.93
C043901M 0.93
C044001B 0.86
C044001C 0.89
C044001D 0.88
C044001E 0.89
C044001F 0.88
C044001G 0.88
C044001H 0.89
C044001M 0.93
C044002B 0.89
C044002C 0.89
C044002D 0.90
C044002E 0.88
C044002F 0.90
C044002G 0.93
C044002M 0.96
C044003B 0.88
C044003C 0.88
C044003D 0.90
C044003E 0.89
C044003F 0.88
C044003G 0.94
C044003H 0.89
C044003M 0.93
C044004B 0.91
C044004C 0.89
C044004D 0.90
C044004E 0.89
C044004F 0.89
C044004G 0.94
C044004H 0.93
C044004M 0.96
C044005B 0.88
C044005C 0.86
C044005D 0.88
C044005E 0.85
C044005F 0.89
C044005G 0.87
C044005H 0.95
C044005M 0.94
C044006B 0.88
C044006C 0.87
C044006D 0.89
C044006E 0.89
C044006F 0.90
C044006G 0.91
C044006H 0.91
C044006M 0.95
C044007B 0.88
C044007C 0.92
C044007D 0.94
C044007E 0.89
C044007F 0.91
C044007M 0.96
C045501M 0.91
C045502M 0.89
C045503M 0.88
C045504M 0.85
C045505M 0.87
C045506M 0.86
C045507M 0.91
C045509M 0.85
C045510M 0.88
C044801B 0.88
C044801C 0.87
C044801D 0.86
C044801E 0.86
C044801M 0.85
C034201B 0.92
C034201C 0.95
C034201M 0.95
C034402N 0.85
C034402M 0.99
C034403N 0.86
C034403M 0.93
C044901B 0.90
C044901C 0.89
C044901D 0.93
C044902B 0.88
C044902C 0.89
C044902D 0.93
C044902M 0.98
C034601N 0.84
C034601M 0.94
C045601N 0.86
C045601M 0.93
C045602N 0.85
C045602M 0.91
C041901B 0.87
C041901C 0.88
C041901D 0.90
C041901E 0.88
C041901M 0.96
C044501A 0.87
C044501X 0.88
T055901B 0.85
T055901M 0.96
T056002M 0.93
T056003M 0.88
T056004M 0.86
T056005M 0.93
T056006M 0.87
T056007M 0.89
T040301B 0.89
T040301C 0.90
T040301D 0.92
T040301E 0.92
T040301M 0.97
T074701B 0.88
T074701C 0.90
T074701D 0.91
T074701E 0.92
T074701M 0.98
T056201B 0.89
T056201C 0.89
T056201D 0.89
T056201E 0.96
T056201F 0.88
T056201M 0.95
T040501N 0.87
T040501C 0.91
T040501M 0.87
T040507N 0.90
T040507C 0.86
T040507M 0.90
T040508N 0.84
T040508C 0.85
T040508M 0.85
T040505N 0.85
T040505C 0.88
T040505M 0.86
T056301B 0.94
T056301C 0.94
T056301D 0.94
T056301E 0.89
T056301F 0.90
T056301G 0.89
T056301M 0.97
T040701M 0.87
T040706M 0.87
T040707M 0.85
T040710M 0.84
T040711M 0.83
T040712M 0.87
T040713M 0.85
T040708M 0.87
T040709M 0.86
T040705M 0.83
T040801M 0.85
T040807M 0.85
T040808M 0.84
T040814M 0.86
T040815M 0.85
T040816M 0.85
T040817M 0.86
T040809M 0.83
T040810M 0.83
T040811M 0.86
T040812M 0.86
T040813M 0.86
T040805M 0.86
T040806M 0.84
T056401M 0.84
T056402M 0.86
T056403M 0.84
T056404M 0.84
T056405M 0.85
T056415M 0.83
T056416M 0.86
T056406M 0.85
T056407M 0.85
T056408M 0.86
T056409M 0.86
T056410M 0.91
T056411M 0.88
T056412M 0.87
T058101B 0.89
T058101C 0.91
T058101D 0.91
T058101E 0.90
T058101M 0.96
T058201B 0.87
T058201C 0.87
T058201D 0.89
T058201E 0.87
T058201M 0.98
T041201B 0.90
T041201C 0.90
T041201D 0.90
T041201M 0.98
T062801N 0.88
T062801M 0.96
T074801B 0.90
T074801C 0.92
T074801D 0.94
T074801M 0.94
T056801B 0.86
T056801C 0.89
T056801D 0.93
T056801E 0.94
T056801F 0.92
T056801M 0.98
T074901B 0.90
T074901C 0.90
T074901D 0.92
T074901E 0.90
T074901F 0.90
T074901G 0.91
T074901M 0.98
TA75901M 0.85
TB75901M 0.86
TC75901M 0.89
TD75901M 0.89
TA75902M 0.83
TB75902M 0.83
TC75902M 0.85
TD75902M 0.90
TA75903M 0.84
TB75903M 0.87
TC75903M 0.88
TD75903M 0.91
TA75904M 0.86
TB75904M 0.85
TC75904M 0.86
TD75904M 0.91
TA75905M 0.82
TB75905M 0.84
TC75905M 0.85
TD75905M 0.91
TA75906M 0.83
TB75906M 0.88
TC75906M 0.87
TD75906M 0.89
T060401M 0.82
T060402M 0.82
T060404M 0.83
T060405M 0.82
T060601B 0.86
T060601C 0.88
T060601D 0.87
T060601M 0.98
T060602B 0.88
T060602C 0.94
T060602D 0.91
T060602M 0.94
T060603B 0.91
T060603C 0.93
T060603D 0.89
T060603M 0.99
T060604B 0.89
T060604C 0.90
T060604D 0.86
T060604M 0.97
T060605B 0.87
T060605C 0.93
T060605D 0.93
T060605M 0.97
T060606B 0.90
T060606C 0.95
T060606D 0.90
T060606M 0.96
T060607B 0.87
T060607C 0.90
T060607D 0.84
T060607M 0.98
T060608B 0.89
T060608C 0.90
T060608D 0.84
T060608M 0.98
T060609B 0.94
T060609C 0.95
T060609D 0.86
T060609M 0.99
T060702B 0.91
T060702C 0.92
T060702D 0.88
T060702M 0.98
T060703B 0.91
T060703C 0.96
T060703D 0.91
T060703M 0.99
T060704B 0.88
T060704C 0.92
T060704D 0.91
T060704M 0.98
T075401B 0.90
T075401C 0.92
T075401D 0.92
T075401M 0.99
T060801B 0.93
T060801C 0.94
T060801M 0.98
T061101B 0.82
T061101C 0.87
T061101M 0.97
T061102B 0.84
T061102C 0.91
T061102M 0.98
T061103B 0.83
T061103C 0.85
T061103M 0.99
T061104B 0.84
T061104C 0.88
T061104M 0.98
T061105B 0.84
T061105C 0.87
T061105M 0.99
T061106B 0.86
T061106C 0.87
T061106M 0.99
T061107B 0.84
T061107C 0.85
T061107M 0.98
T061108B 0.86
T061108C 0.86
T061108M 0.98
T061109B 0.88
T061109C 0.90
T061109M 0.99
T061201N 0.84
T061201M 0.97
T061301B 0.89
T061301C 0.88
T061301D 0.90
T061301E 0.86
T061301M 0.98
T061302B 0.85
T061302C 0.87
T061302D 0.89
T061302E 0.87
T061302M 0.99
T061308B 0.89
T061308C 0.88
T061308D 0.88
T061308E 0.87
T061308M 0.98
T061401B 0.91
T061401C 0.93
T061401D 0.84
T061401M 0.98
T061501M 0.87
T061511M 0.88
T061521M 0.87
T061531M 0.88
T061541M 0.89
T061551M 0.87
T061601M 0.83
T061611M 0.84
T061621M 0.85
T061631M 0.84
T061641M 0.83
T061651M 0.84
T044002N 0.91
T044002M 0.96
T061801B 0.93
T061801C 0.92
T061801D 0.92
T061801E 0.89
T061801M 0.83
T062001B 0.87
T062001C 0.89
T062001D 0.88
T062001M 0.91
T062002B 0.85
T062002C 0.88
T062002D 0.88
T062002M 0.89
T062003B 0.86
T062003C 0.88
T062003D 0.85
T062003M 0.88
T062101B 0.89
T062101C 0.88
T062101D 0.90
T062101M 0.96
T062201M 0.83
T062202M 0.82
T062203M 0.81
T062205M 0.84
T062210M 0.82
T062301B 0.92
T062301C 0.93
T062301D 0.93
T062301E 0.90
T062301M 0.95
T076101B 0.94
T076101C 0.94
T076101D 0.95
T076101E 0.96
T076101F 0.95
T076101G 0.95
T076101H 0.95
T076101I 0.95
T076101M 0.91
T0761021 0.84
T076102X 0.79
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000 Science Assessment.

Last updated 09 July 2008 (KL)

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