An IERI – International Educational Research Institute Journal
Table 4 Differences in mathematics performance between NAMER 2009 and 2014 for selected groups of students
| Â | Mean (SE) | SD | g |
|---|---|---|---|
Gender | |||
 2009 | |||
  Girls | 247.0 (3.27) | 48.37 | 0.12 |
  Boys | 252.8 (2.48) | 51.32 | |
 2014 | |||
  Girls | 260.0 (2.46) | 46.95 | 0.08 |
  Boys | 263.7 (2.55) | 51.06 | |
Country of birth | |||
 2009 | |||
  Ireland | 251.1 (2.66) | 49.61 | 0.07 |
  Outside of Ireland | 247.9 (3.82) | 50.42 | |
 2014 | |||
  Ireland | 262.4 (2.14) | 49.10 | 0.06 |
  Outside of Ireland | 259.4 (3.10) | 45.95 | |
Language spoken at home | |||
 2009 | |||
  English/Irish | 251.4 (2.54) | 49.57 | 0.22 |
  Other | 240.5 (5.10) | 49.69 | |
 2014 | |||
  English/Irish | 262.3 (2.16) | 48.87 | 0.07 |
  Other | 259.0 (3.42) | 47.22 | |
No. of books at home | |||
 2009* | |||
  100 or fewer | 237.6 (2.32) | 46.93 | 0.70 |
  More than 100 | 270.4 (3.35) | 46.75 | |
 2014* | |||
  100 or fewer | 252.0 (2.05) | 46.88 | 0.56 |
  More than 100 | 277.9 (2.25) | 45.81 | |
Highest level of parent educationa | |||
 2009 | |||
  No third-level education | – | – | – |
  Third-level education | – | – | |
 2014* | |||
  No third-level education | 248.4 (2.28) | 46.10 | 0.54 |
  Third-level education | 273.4 (2.04) | 46.73 | |
School disadvantaged status | |||
 2009* | |||
  Disadvantaged | 226.9 (5.53) | 50.49 | 0.58 |
  Non-Disadvantaged | 255.1 (2.68) | 47.93 | |
 2014* | |||
  Disadvantaged | 246.8 (4.79) | 50.32 | 0.39 |
  Non-Disadvantaged | 265.7 (2.21) | 47.78 | |