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NAEP Analysis and Scaling → Scale Linking and Transformation to the Reporting Metric → NAEP Variance Estimation During Transition to Digitally Based Assessment → Transformation Coefficients Used for Variance Calculation, Civics National Assessment: 2018
| Index | A | B |
|---|---|---|
| 1 | 0.9989570004 | 0.1318974407 |
| 2 | 0.9949497026 | 0.8258962868 |
| 3 | 0.9977565417 | 0.3933896153 |
| 4 | 0.9955520548 | 0.9063571306 |
| 5 | 0.9922452269 | 1.4106726920 |
| 6 | 0.9974913865 | 0.5455572604 |
| 7 | 0.9928177190 | 0.9764021859 |
| 8 | 0.9972605048 | 0.4889322516 |
| 9 | 0.9959697776 | 0.8521329408 |
| 10 | 0.9977715519 | 0.5697137384 |
| 11 | 0.9954665174 | 0.5881825091 |
| 12 | 0.9996616468 | 0.2220939604 |
| 13 | 0.9977683363 | 0.4379447981 |
| 14 | 1.0001143018 | 0.0531143331 |
| 15 | 0.9959000192 | 0.7843244991 |
| 16 | 0.9984831377 | 0.3539190612 |
| 17 | 0.9974668083 | 0.5214122930 |
| 18 | 0.9963945571 | 0.7813912726 |
| 19 | 0.9962401979 | 0.7579021252 |
| 20 | 0.9976290545 | 0.4103537239 |
| 21 | 0.9985090598 | 0.4891206257 |
| 22 | 0.9982946603 | 0.3316063817 |
| 23 | 0.9936571835 | 1.3541200060 |
| 24 | 0.9965180673 | 0.6460596398 |
| 25 | 0.9967782876 | 0.5624639947 |
| 26 | 0.9994123743 | 0.2288794960 |
| 27 | 0.9970394769 | 0.5653583038 |
| 28 | 0.9949690910 | 1.0584192567 |
| 29 | 0.9972370149 | 0.5425631924 |
| 30 | 0.9965139834 | 0.5674694468 |
| 31 | 0.9957510777 | 0.9683431187 |
| 32 | 0.9982505213 | 0.5510377540 |
| 33 | 0.9960331874 | 0.8060046197 |
| 34 | 0.9975166920 | 0.4047538207 |
| 35 | 0.9982916981 | 0.2577944413 |
| 36 | 0.9981562826 | 0.3752381873 |
| 37 | 0.9944807721 | 0.8542926654 |
| 38 | 0.9964366941 | 0.5526256332 |
| 39 | 0.9958629462 | 0.7461645301 |
| 40 | 0.9963432408 | 0.6330936201 |
| 41 | 0.9953673065 | 0.9252289917 |
| 42 | 0.9954943186 | 0.6794737236 |
| 43 | 0.9936452181 | 1.1274356270 |
| 44 | 0.9977940997 | 0.5276087110 |
| 45 | 0.9970170133 | 0.5265977888 |
| 46 | 0.9967733496 | 0.6240000189 |
| 47 | 0.9969843118 | 0.5464910093 |
| 48 | 0.9969515753 | 0.6242515552 |
| 49 | 0.9978789421 | 0.5676011146 |
| 50 | 0.9997571442 | 0.1381704594 |
| 51 | 0.9971854399 | 0.4045740527 |
| 52 | 0.9968600593 | 0.6581029189 |
| 53 | 1.0019344013 | -0.3094749957 |
| 54 | 0.9983430315 | 0.3479347998 |
| 55 | 0.9954311185 | 0.9580362272 |
| 56 | 0.9957502386 | 0.7664814310 |
| 57 | 0.9969304186 | 0.4632544283 |
| 58 | 0.9964070237 | 0.6454134107 |
| 59 | 0.9972092080 | 0.5467793001 |
| 60 | 0.9969871880 | 0.6263170614 |
| 61 | 0.9973513592 | 0.5074597776 |
| 62 | 0.9964597950 | 0.7784976796 |
| NOTE: In 2018, grades 4 and 12 were not assessed. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2018 Civics Assessment. | ||
| Replicate | DBA plausible value | Bridge PBA plausible value | A
| B |
|---|---|---|---|---|
| 1 | 1 | 1 | 0.9971386103 | 0.5751061008 |
| 1 | 2 | 2 | 1.0005727600 | 0.0515196232 |
| 1 | 3 | 3 | 0.9980734646 | 0.0459068696 |
| 1 | 4 | 4 | 1.0143693839 | -2.0074719149 |
| 1 | 5 | 5 | 1.0056827222 | -1.0414119939 |
| 1 | 6 | 6 | 1.0014908158 | -0.4023838046 |
| 1 | 7 | 7 | 1.0201571501 | -3.0909741590 |
| 1 | 8 | 8 | 1.0076264885 | -1.5005811916 |
| 1 | 9 | 9 | 0.9957430561 | 0.9286761846 |
| 1 | 10 | 10 | 0.9873969089 | 2.4466503941 |
| 1 | 11 | 11 | 1.0071483740 | -1.1224328156 |
| 1 | 12 | 12 | 0.9934221682 | 1.0118801289 |
| 1 | 13 | 13 | 0.9964188096 | 0.5579559309 |
| 1 | 14 | 14 | 0.9971126737 | 0.3029836844 |
| 1 | 15 | 15 | 0.9936611096 | 1.1005965432 |
| 1 | 16 | 16 | 1.0045371736 | -0.6924955028 |
| 1 | 17 | 17 | 0.9942818937 | 0.9925281262 |
| 1 | 18 | 18 | 0.9988496072 | -0.0577073605 |
| 1 | 19 | 19 | 1.0007594146 | 0.0956995649 |
| 1 | 20 | 20 | 0.9863558855 | 1.6830507647 |
| 2 | 1 | 14 | 0.9865347104 | 2.2096414170 |
| 2 | 2 | 11 | 1.0040059108 | -0.1373690045 |
| 2 | 3 | 18 | 1.0063824673 | -1.2553497264 |
| 2 | 4 | 15 | 1.0092594898 | -1.2645527169 |
| 2 | 5 | 20 | 0.9880994436 | 1.8954929789 |
| 2 | 6 | 17 | 0.9933384610 | 1.0935120883 |
| 2 | 7 | 3 | 1.0063540545 | -1.3442391026 |
| 2 | 8 | 16 | 1.0093554504 | -1.3908213249 |
| 2 | 9 | 12 | 0.9985442421 | 0.4356407076 |
| 2 | 10 | 6 | 1.0009484031 | -0.3400690672 |
| 2 | 11 | 19 | 1.0066644190 | -1.1758649249 |
| 2 | 12 | 2 | 0.9903323638 | 1.3006205608 |
| 2 | 13 | 1 | 1.0021340696 | -0.4388612798 |
| 2 | 14 | 13 | 1.0020825262 | -0.3500204142 |
| 2 | 15 | 5 | 1.0028269566 | -0.6340943017 |
| 2 | 16 | 7 | 1.0045340614 | -0.4597980888 |
| 2 | 17 | 4 | 1.0014384999 | 0.0254644987 |
| 2 | 18 | 9 | 0.9998804591 | 0.0521650062 |
| 2 | 19 | 8 | 1.0007099378 | -0.3322047697 |
| 2 | 20 | 10 | 0.9872214836 | 2.0114369669 |
| 3 | 1 | 6 | 0.9998302810 | -0.1663202432 |
| 3 | 2 | 4 | 1.0045326812 | -0.3361724303 |
| 3 | 3 | 3 | 0.9980734646 | 0.0459068696 |
| 3 | 4 | 9 | 1.0106798037 | -1.4114044382 |
| 3 | 5 | 11 | 1.0010108205 | 0.1626599262 |
| 3 | 6 | 10 | 0.9879319781 | 2.3851793144 |
| 3 | 7 | 2 | 1.0154685591 | -2.7513178650 |
| 3 | 8 | 17 | 1.0014812736 | -0.2425655172 |
| 3 | 9 | 19 | 0.9983740715 | 0.4853688811 |
| 3 | 10 | 13 | 0.9925605921 | 1.3938477324 |
| 3 | 11 | 7 | 1.0083387520 | -1.2614235802 |
| 3 | 12 | 8 | 0.9932037648 | 0.6335580168 |
| 3 | 13 | 15 | 0.9987765152 | 0.0834103039 |
| 3 | 14 | 18 | 1.0048301598 | -1.0817655335 |
| 3 | 15 | 20 | 0.9852936079 | 2.2956891602 |
| 3 | 16 | 12 | 1.0030369823 | -0.4254454406 |
| 3 | 17 | 5 | 1.0055847989 | -0.9797069849 |
| 3 | 18 | 16 | 1.0041929614 | -0.7104130588 |
| 3 | 19 | 14 | 0.9894350118 | 1.8027993114 |
| 3 | 20 | 1 | 0.9980763680 | -0.0381737374 |
| 4 | 1 | 2 | 0.9948919654 | 0.7479384388 |
| 4 | 2 | 14 | 0.9921677855 | 1.5190726331 |
| 4 | 3 | 7 | 1.0117629841 | -1.6817610228 |
| 4 | 4 | 9 | 1.0106798037 | -1.4114044382 |
| 4 | 5 | 20 | 0.9880994436 | 1.8954929789 |
| 4 | 6 | 13 | 0.9930984595 | 1.3320551840 |
| 4 | 7 | 16 | 1.0201603107 | -3.3236797245 |
| 4 | 8 | 8 | 1.0076264885 | -1.5005811916 |
| 4 | 9 | 4 | 0.9993781084 | 0.3411513888 |
| 4 | 10 | 11 | 0.9994220414 | 0.3879554815 |
| 4 | 11 | 19 | 1.0066644190 | -1.1758649249 |
| 4 | 12 | 1 | 0.9925687123 | 1.1290362784 |
| 4 | 13 | 18 | 0.9991509138 | -0.1712995867 |
| 4 | 14 | 10 | 0.9968693062 | 0.7118545225 |
| 4 | 15 | 6 | 0.9996927682 | -0.1596640233 |
| 4 | 16 | 12 | 1.0030369823 | -0.4254454406 |
| 4 | 17 | 15 | 0.9963937452 | 0.7581427628 |
| 4 | 18 | 3 | 0.9906027981 | 1.2336611325 |
| 4 | 19 | 5 | 1.0059135047 | -1.0543892256 |
| 4 | 20 | 17 | 0.9926240782 | 0.7177244264 |
| 5 | 1 | 19 | 0.9978259184 | 0.5071981096 |
| 5 | 2 | 10 | 0.9919256248 | 1.9276466578 |
| 5 | 3 | 13 | 1.0036305890 | -0.5231299540 |
| 5 | 4 | 8 | 1.0133001866 | -2.2887024528 |
| 5 | 5 | 17 | 0.9943787164 | 0.9315166895 |
| 5 | 6 | 12 | 0.9996534840 | 0.2218431768 |
| 5 | 7 | 1 | 1.0177616696 | -2.9320521527 |
| 5 | 8 | 11 | 1.0081607489 | -1.0192529343 |
| 5 | 9 | 5 | 1.0035158766 | -0.6627130427 |
| 5 | 10 | 6 | 1.0009484031 | -0.3400690672 |
| 5 | 11 | 18 | 1.0029764451 | -0.8372476222 |
| 5 | 12 | 9 | 0.9906353511 | 1.5032990988 |
| 5 | 13 | 15 | 0.9987765152 | 0.0834103039 |
| 5 | 14 | 2 | 1.0055595380 | -1.1748712088 |
| 5 | 15 | 3 | 0.9858265441 | 2.1301729473 |
| 5 | 16 | 7 | 1.0045340614 | -0.4597980888 |
| 5 | 17 | 14 | 0.9891116907 | 1.8762581361 |
| 5 | 18 | 20 | 0.9900672799 | 1.3996619982 |
| 5 | 19 | 16 | 1.0024270318 | -0.2204401142 |
| 5 | 20 | 4 | 0.9997687518 | -0.2513171732 |
| NOTE: DBA = Digitally based assessment. PBA = Paper-based assessment. In 2018, grades 4 and 12 were not assessed. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2018 Civics Assessment. | ||||
Last updated 02 November 2022 (SK)