An IERI – International Educational Research Institute Journal
Table 2 Comparison of Country Means Standard Errors and Confidence Intervals for OECD Method and Rescaling for 13 Countries
country | 2003 | 2006 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
OECD Meth. | Rescaling | OECD Meth. | Rescaling | |||||||
M | SE | \(M_{aver.}\)\(^{\mathrm{a}}\) | \(SE_{comp.}\)\(^{\mathrm{b}}\) | \(\Delta _{BI}\)\(^{\mathrm{c}}\) | M | SE | \(M_{aver.}\)\(^{\mathrm{a}}\) | \(SE_{comp.}\)\(^{\mathrm{b}}\) | \(\Delta _{BI}\)\(^{\mathrm{c}}\) | |
HKG | 548.30 | (3.75) | 546.32 | (5.46) | 11.46 | 549.61 | (2.13) | 551.78 | (3.37) | 8.34 |
KOR | 540.15 | (2.69) | 539.41 | (3.45) | 7.80 | 548.98 | (2.92) | 549.92 | (3.97) | 9.01 |
FIN | 542.26 | (1.77) | 543.33 | (2.46) | 5.81 | 549.55 | (2.10) | 551.51 | (3.51) | 8.71 |
BEL | 530.43 | (2.05) | 529.34 | (2.77) | 6.51 | 525.53 | (2.34) | 525.25 | (3.04) | 7.18 |
AUS | 523.60 | (1.90) | 522.85 | (2.62) | 6.05 | 521.05 | (1.80) | 522.30 | (2.89) | 6.76 |
DEU | 503.48 | (2.95) | 504.51 | (3.91) | 8.92 | 508.84 | (3.07) | 510.46 | (4.80) | 10.89 |
ISL | 514.48 | (1.57) | 512.60 | (3.60) | 8.10 | 508.24 | (1.91) | 507.14 | (3.31) | 7.99 |
DNK | 513.58 | (2.52) | 512.16 | (3.85) | 8.29 | 515.34 | (2.30) | 514.23 | (3.35) | 8.50 |
IRL | 501.83 | (2.15) | 500.63 | (3.37) | 7.40 | 504.40 | (2.34) | 503.93 | (3.28) | 7.59 |
USA | 482.53 | (2.59) | 481.68 | (3.79) | 8.36 | 478.05 | (3.24) | 476.27 | (5.00) | 11.44 |
PRT | 466.87 | (2.99) | 466.36 | (3.33) | 7.37 | 471.24 | (2.33) | 470.93 | (3.00) | 7.90 |
ESP | 485.00 | (2.20) | 484.66 | (2.63) | 6.03 | 483.79 | (1.83) | 483.08 | (2.55) | 6.49 |
ITA | 466.53 | (2.53) | 470.06 | (6.21) | 13.17 | 466.96 | (1.81) | 467.41 | (2.42) | 6.25 |
country | 2009 | 2012 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
OECD Meth. | Rescaling | OECD Meth. | Rescaling | |||||||
M | SE | \(M_{aver.}\)\(^{\mathrm{a}}\) | \(SE_{comp.}\)\(^{\mathrm{b}}\) | \(\Delta _{BI}\)\(^{\mathrm{c}}\) | M | SE | \(M_{aver.}\)\(^{\mathrm{a}}\) | \(SE_{comp.}\)\(^{\mathrm{b}}\) | \(\Delta _{BI}\)\(^{\mathrm{c}}\) | |
HKG | 556.29 | (2.48) | 558.04 | (3.52) | 9.43 | 566.40 | (2.83) | 564.73 | (5.54) | 14.65 |
KOR | 548.65 | (2.92) | 550.83 | (4.07) | 9.53 | 557.53 | (3.93) | 554.87 | (6.97) | 16.56 |
FIN | 541.87 | (1.71) | 543.48 | (2.74) | 6.80 | 523.34 | (1.55) | 527.71 | (5.51) | 14.51 |
BEL | 519.56 | (1.80) | 521.03 | (2.65) | 6.89 | 519.83 | (1.85) | 518.59 | (3.79) | 10.07 |
AUS | 517.65 | (2.06) | 519.05 | (2.74) | 6.86 | 509.03 | (1.43) | 511.85 | (3.89) | 11.20 |
DEU | 516.03 | (2.40) | 516.58 | (3.15) | 7.59 | 518.02 | (2.48) | 519.79 | (3.92) | 10.12 |
ISL | 510.46 | (1.75) | 510.92 | (2.62) | 7.00 | 496.91 | (1.73) | 497.21 | (3.16) | 9.74 |
DNK | 505.41 | (2.48) | 507.05 | (3.06) | 7.46 | 504.78 | (2.06) | 504.53 | (3.41) | 9.31 |
IRL | 493.36 | (2.01) | 493.63 | (3.08) | 8.42 | 505.98 | (1.92) | 507.35 | (3.16) | 9.05 |
USA | 490.05 | (2.80) | 490.01 | (3.95) | 9.77 | 485.62 | (3.05) | 485.98 | (4.06) | 10.99 |
PRT | 489.33 | (2.21) | 489.25 | (3.76) | 10.71 | 492.58 | (3.31) | 491.52 | (5.16) | 13.34 |
ESP | 487.68 | (1.85) | 487.76 | (2.88) | 7.54 | 489.83 | (1.63) | 490.58 | (2.58) | 8.09 |
ITA | 486.19 | (1.48) | 486.40 | (3.00) | 7.90 | 490.18 | (1.75) | 489.61 | (3.19) | 8.96 |