APPENDIX 3 : NATIONAL AVERAGE SCORES AND STANDARD ERRORS

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The 95 percent "plus or minus" confidence interval around each nation's score is two times the standard error.

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                        MATHEMATICS               SCIENCE

                     -------------------     -------------------

NATION               AVERAGE   STANDARD      AVERAGE    STANDARD

                                ERROR                     ERROR

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(AUSTRALIA)            546       3.1             562       2.9       

(AUSTRIA)              559       3.1             565       3.3       

 CANADA                532       3.3             549       3.0       

 CYPRUS                502       3.1             475       3.3       

 CZECH REPUBLIC        567       3.3             557       3.1       

 ENGLAND               513       3.2             551       3.3       

 GREECE                492       4.4             497       4.1       

 HONG KONG             587       4.3             533       3.7       

(HUNGARY)              548       3.7             532       3.4       

 ICELAND               474       2.7             505       3.3       

 IRAN, ISLAMIC REP.    429       4.0             416       3.9       

 IRELAND               550       3.4             539       3.3       

 (ISRAEL)              531       3.5             505       3.6       

 JAPAN                 597       2.1             574       1.8       

 KOREA                 611       2.1             597       1.9       

(KUWAIT)               400       2.8             401       3.1       

(LATVIA (LSS))         525       4.8             512       4.9       

(NETHERLANDS)          577       3.4             557       3.1       

 NEW ZEALAND           499       4.3             531       4.9       

 NORWAY                502       3.0             530       3.6       

 PORTUGAL              475       3.5             480       4.0       

 SCOTLAND              520       3.9             536       4.2       

 SINGAPORE             625       5.3             547       5.0       

(SLOVENIA)             552       3.2             546       3.3       

(THAILAND)             490       4.7             473       4.9       

 UNITED STATES         545       3.0             565       3.1       

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MATHEMATICS INTERNATIONAL AVERAGE = 529

SCIENCE INTERNATIONAL AVERAGE = 524

Source: Mullis et al. (1997) Mathematics Achievement in the Primary School Years. Table 1.1. Boston College: Chestnut Hill, MA and Martin et al. (1997) Science Achievement in the Primary School Years. Table 1.1. Boston College: Chestnut Hill, MA.

Note: Nations not meeting international guidelines are shown in parentheses.

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