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Science Data Tables

Average scores, TIMSS benchmark results, and standard errors (S.E.) in TIMSS eighth-grade science, by validation state and type of result: 2011
Validation state Type of result Average score S.E. Percentage of students reaching TIMSS benchmarks
Advanced S.E. High S.E. Intermediate S.E. Low S.E.
Alabama Actual 485 6.2 5 1.0 24 2.7 56 3.5 83 1.9
Predicted 488 4.1 4 1.5 23 2.7 58 2.5 85 1.5
California Actual 499 4.6 6 0.7 28 1.9 62 2.5 88 1.6
Predicted 496 3.9 7 1.5 28 2.5 61 2.2 86 1.5
Colorado Actual 542 4.4 14 1.6 48 2.6 80 2.0 96 0.7
Predicted 547 3.8 16 2.5 51 3.2 81 1.9 96 0.6
Connecticut Actual 532 4.6 14 1.5 45 2.5 74 2.0 92 1.3
Predicted 539 3.6 15 2.0 47 2.8 78 1.9 95 0.8
Florida Actual 530 7.3 13 2.0 42 3.5 74 3.6 93 1.5
Predicted 533 3.6 13 1.8 44 2.7 75 1.9 94 0.7
Indiana Actual 533 4.8 10 1.4 43 2.9 78 2.1 95 0.9
Predicted 536 3.2 12 1.7 45 2.7 78 2.1 95 1.0
Massachusetts Actual 567 5.1 24 2.6 61 2.8 87 1.5 96 0.7
Predicted 561 3.6 23 2.4 59 2.8 84 1.7 96 0.6
Minnesota Actual 553 4.6 16 1.9 54 2.6 85 2.0 98 0.7
Predicted 544 3.4 15 2.3 49 2.9 81 1.7 96* 0.5
North Carolina Actual 532 6.3 12 2.2 42 3.2 75 3.0 94 1.4
Predicted 522 3.5 10 1.6 38 2.6 72 2.1 93 1.0
* Significantly different (p < .05) from actual results.
NOTE: Validation states are those U.S. states that participated in the 2011 TIMSS assessment at the state level. The results for validation states include public schools only.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2011 Science Assessment; and International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 2011.

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Average scores and standard errors (S.E.) in TIMSS eighth-grade science, by state: 2011
State Average score S.E.
United States (public) 522 2.5
Alabama1 485 6.2
Alaska 544 3.0
Arizona 507 3.8
Arkansas 521 3.5
California1 499 4.6
Colorado1 542 4.4
Connecticut1 532 4.6
Delaware 528 2.9
District of Columbia 453 4.1
DoDEA2 546 3.2
Florida1 530 7.3
Georgia 521 4.0
Hawaii 507 3.0
Idaho 536 3.0
Illinois 522 3.4
Indiana1 533 4.8
Iowa 549 3.1
Kansas 534 3.1
Kentucky 534 3.1
Louisiana 514 4.5
Maine 554 2.8
Maryland 528 3.6
Massachusetts1 567 5.1
Michigan 535 3.3
Minnesota1 553 4.6
Mississippi 486 4.0
Missouri 537 3.6
Montana 551 3.1
Nebraska 541 3.0
Nevada 513 3.1
New Hampshire 557 3.0
New Jersey 549 3.7
New Mexico 512 3.1
New York 538 3.4
North Carolina1 532 6.3
North Dakota 555 3.1
Ohio 547 3.3
Oklahoma 519 3.5
Oregon 536 3.3
Pennsylvania 536 3.9
Rhode Island 530 2.9
South Carolina 519 3.3
South Dakota 546 2.8
Tennessee 524 3.4
Texas 524 3.4
Utah 547 3.1
Vermont 561 3.2
Virginia 544 3.4
Washington 536 3.3
West Virginia 520 3.3
Wisconsin 551 3.5
Wyoming 549 2.8
1 Validation state.
2 Department of Defense Education Activity (overseas and domestic schools).
NOTE: Validation states are those U.S. states that participated in the 2011 TIMSS assessment at the state level. Results for the United States and the validation states are based on actual results from the TIMSS science assessment, while results for all other states are predicted results. The results for all states and the U.S. include public schools only.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2011 Science Assessment; and International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 2011.

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Average scores and standard errors (S.E.) in TIMSS eighth-grade science, by education system: 2011
Education system Average score S.E.
Abu Dhabi-UAE 461 4.0
Alberta-CAN 546 2.4
Armenia 437 3.1
Australia 519 4.8
Bahrain 452 2.0
Chile 461 2.5
Chinese Taipei-CHN 564 2.3
Dubai-UAE 485 2.5
England-GBR 533 4.9
Finland 552 2.5
Georgia  420 3.0
Ghana 306 5.2
Hong Kong SAR1 535 3.4
Hungary 522 3.1
Indonesia 406 4.5
Iran, Islamic Republic of  474 4.0
Israel 516 4.0
Italy 501 2.5
Japan 558 2.4
Jordan 449 4.0
Kazakhstan 490 4.3
Korea, Republic of  560 2.0
Lebanon 406 4.9
Lithuania  514 2.6
Macedonia, Republic of  407 5.4
Malaysia 426 6.3
Morocco 376 2.2
New Zealand 512 4.6
Norway 494 2.6
Oman 420 3.2
Ontario-CAN 521 2.5
Palestinian National Authority 420 3.2
Qatar 419 3.4
Quebec-CAN 520 2.5
Romania 465 3.5
Russian Federation 542 3.2
Saudi Arabia 436 3.9
Singapore 590 4.3
Slovenia 543 2.7
Sweden 509 2.5
Syrian Arab Republic 426 3.9
Thailand  451 3.9
Tunisia 439 2.5
Turkey 483 3.4
Ukraine 501 3.4
United Arab Emirates 465 2.4
United States 525 2.6
1 Hong Kong SAR is a Special Administrative Region (SAR) of the People's Republic of China.
NOTE: Results for the education systems include public and private schools.
SOURCE: International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 2011.

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International benchmark results and standard errors (S.E.) in TIMSS eighth-grade science, by state: 2011
State Percentage of students at or above international benchmarks
Advanced
S.E. High S.E. Intermediate S.E. Low S.E.
United States (public) 9 0.7 39 1.4 73 1.1 93 0.6
Alabama1 5 1.0 24 2.7 56 3.5 83 1.9
Alaska 16 1.8 50 2.6 80 1.8 95 0.7
Arizona 7 1.5 31 2.7 66 2.3 90 1.3
Arkansas 9 1.6 37 2.7 72 2.1 93 1.0
California1 6 0.7 28 1.9 62 2.5 88 1.6
Colorado1 14 1.6 48 2.6 80 2.0 96 0.7
Connecticut1 14 1.5 45 2.5 74 2.0 92 1.3
Delaware 10 1.5 40 2.5 75 1.9 94 0.8
District of Columbia 3 0.6 17 1.4 45 1.9 73 2.0
DoDEA2 11 2.2 50 3.3 84 1.7 97 0.4
Florida1 13 2.0 42 3.5 74 3.6 93 1.5
Georgia 10 2.0 38 3.0 71 2.3 92 1.1
Hawaii 7 1.3 31 2.2 65 2.0 90 1.2
Idaho 11 2.0 44 2.8 79 1.6 96 0.5
Illinois 9 1.5 37 2.6 72 2.0 93 1.0
Indiana1 10 1.4 43 2.9 78 2.1 95 0.9
Iowa 14 1.9 52 2.9 84 1.7 97 0.5
Kansas 11 1.9 43 2.8 78 1.8 95 0.6
Kentucky 9 1.8 43 2.9 79 1.7 96 0.5
Louisiana 8 1.7 34 3.2 69 2.8 91 1.5
Maine 13 1.9 55 3.1 88 1.5 97 0.3
Maryland 13 1.9 42 2.7 73 2.0 93 1.0
Massachusetts1 24 2.6 61 2.8 87 1.5 96 0.7
Michigan 13 2.1 45 2.8 77 1.8 95 0.7
Minnesota1 16 1.9 54 2.6 85 2.0 98 0.7
Mississippi 3 1.2 22 2.6 57 2.5 86 1.6
Missouri 12 2.1 45 3.1 79 2.0 95 0.7
Montana 14 2.3 53 3.0 85 1.5 97 0.3
Nebraska 14 1.9 48 2.7 80 1.7 95 0.6
Nevada 7 1.3 33 2.4 69 2.0 92 1.1
New Hampshire 17 2.2 57 3.0 87 1.5 97 0.3
New Jersey 18 2.1 52 2.9 81 2.0 95 0.8
New Mexico 6 1.3 32 2.4 68 2.0 92 1.0
New York 16 1.6 46 2.4 77 1.9 94 1.0
North Carolina1 12 2.2 42 3.2 75 3.0 94 1.4
North Dakota 13 2.3 56 3.2 88 1.4 97 0.2
Ohio 15 2.1 51 2.9 82 1.8 96 0.6
Oklahoma 8 1.6 35 2.8 72 2.2 93 1.0
Oregon 13 1.9 45 2.7 77 1.8 95 0.7
Pennsylvania 16 2.0 46 2.8 76 2.1 93 1.0
Rhode Island 14 1.6 43 2.3 73 1.8 92 1.0
South Carolina 9 1.6 36 2.6 71 2.0 92 1.0
South Dakota 12 2.1 50 2.9 84 1.4 97 0.3
Tennessee 10 1.7 39 2.7 73 2.0 93 0.9
Texas 10 1.9 39 2.7 73 1.9 93 0.8
Utah 15 2.2 51 2.8 83 1.6 96 0.4
Vermont 19 2.4 60 3.0 87 1.6 97 0.4
Virginia 15 2.2 49 2.9 81 1.7 96 0.6
Washington 12 2.0 45 2.8 78 1.8 95 0.6
West Virginia 6 1.5 34 2.8 73 2.1 94 0.8
Wisconsin 17 2.2 53 2.9 83 1.8 96 0.6
Wyoming 12 2.0 52 3.0 85 1.6 97 0.3
1 Validation state.
2 Department of Defense Education Activity (overseas and domestic schools).
NOTE: Validation states are those U.S. states that participated in the 2011 TIMSS assessment at the state level. Results for the validation states are based on actual results from the TIMSS science assessment, while results for all other states are predicted results. The results for all states include public schools only.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2011 Science Assessment; and International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 2011.

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International benchmark results and standard errors (S.E.) in TIMSS eighth-grade science, by education system: 2011
Education system Percentage of students reaching international benchmarks
Advanced S.E. High S.E. Intermediate S.E. Low S.E.
Abu Dhabi-UAE 4 0.7 17 1.5 45 1.9 74 1.5
Alberta-CAN 12 0.9 48 1.5 85 1.1 98 0.4
Armenia 1 0.2 12 0.8 37 1.5 66 1.3
Australia 11 1.6 35 2.5 70 2.0 92 0.8
Bahrain 3 0.3 17 0.7 44 1.0 70 0.7
Chile 1 0.2 12 0.9 43 1.4 79 1.5
Chinese Taipei-CHN 24 1.4 60 1.2 85 0.8 96 0.4
Dubai-UAE 7 0.7 28 1.0 57 1.3 79 1.0
England-GBR 14 1.5 44 2.6 76 2.3 93 1.2
Finland 13 1.2 53 1.7 88 1.0 99 0.3
Georgia  # 6 0.6 28 1.5 62 1.5
Ghana # 1 0.2 6 0.8 22 1.7
Hong Kong SAR1 9 1.1 47 1.8 80 1.7 95 1.0
Hungary 9 0.8 39 1.5 75 1.4 92 0.8
Indonesia # 3 0.4 19 1.4 54 2.3
Iran, Islamic Republic of  5 0.7 21 1.3 50 2.0 79 1.5
Israel 11 1.1 39 1.7 69 1.7 88 1.1
Italy 4 0.5 27 1.4 65 1.4 90 1.1
Japan 18 1.1 57 1.3 86 0.9 97 0.4
Jordan 2 0.3 15 1.0 45 1.5 72 1.5
Kazakhstan 4 0.6 23 1.9 58 2.5 86 1.2
Korea, Republic of  20 0.9 57 1.1 86 0.7 97 0.4
Lebanon 1 0.2 7 0.8 25 2.0 54 2.3
Lithuania  6 0.7 33 1.4 71 1.3 92 0.6
Macedonia, Republic of  2 0.4 10 1.0 30 1.7 53 2.0
Malaysia 1 0.4 11 1.4 34 2.4 62 2.6
Morocco # 2 0.2 13 0.7 39 1.0
New Zealand 9 1.0 34 2.2 67 2.2 90 1.2
Norway 3 0.4 22 1.2 62 1.4 90 1.1
Oman 2 0.2 11 0.5 34 1.0 59 1.3
Ontario-CAN 6 0.7 35 1.5 76 1.3 96 0.6
Palestinian National Authority 1 0.2 10 0.8 33 1.3 59 1.3
Qatar 3 0.5 14 1.1 34 1.4 58 1.2
Quebec-CAN 5 0.6 34 1.6 76 1.4 96 0.7
Romania 3 0.5 16 1.3 47 1.5 78 1.5
Russian Federation 14 1.1 48 1.8 81 1.2 96 0.7
Saudi Arabia 1 0.2 8 0.8 33 2.0 68 1.8
Singapore 40 1.7 69 2.0 87 1.6 96 0.7
Slovenia 13 0.8 48 1.4 82 1.2 96 0.5
Sweden 6 0.5 33 1.3 68 1.4 91 0.7
Syrian Arab Republic # 6 0.8 29 1.8 63 1.9
Thailand  1 0.5 10 1.3 39 2.1 74 1.7
Tunisia # 5 0.7 30 1.4 72 1.3
Turkey 8 0.9 26 1.4 54 1.4 79 1.0
Ukraine 6 0.8 29 1.7 64 1.6 88 1.1
United Arab Emirates 4 0.4 19 0.8 47 1.1 75 0.9
United States 10 0.7 40 1.3 73 1.1 93 0.7
† Not applicable. Standard error of the estimate cannot be accurately determined.
# Rounds to zero.
1 Hong Kong SAR is a Special Administrative Region (SAR) of the People's Republic of China.
NOTE: Results for the education systems include public and private schools.
SOURCE: International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 2011.

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Last updated 22 October 2013 (FW)
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