Question 9: 5 □ 5 | Pre-service teachers N = 71 | Teachers N = 149 | ||

Justification | % | N | % | N |

Correctly answered | Pre-service teachers | 55 | Teachers | 105 |

None given. | 16.9 | 12 | 36.2 | 54 |

The sequence of numbers. | 45.1 | 32 | 16.1 | 24 |

Incorrect reason (Based on graphic property). | 2.8 | 2 | 13.4 | 20 |

Based on number of items. | 12.7 | 9 | 4.7 | 7 |

Incorrectly answered | Pre-service teachers | 16 | Teachers | 44 |

None given | 2.8 | 2 | 16.8 | 25 |

Both have the same value but differ in size and thickness. | 8.5 | 6 | 1.3 | 2 |

The left number is larger than that the right one. | 11.3 | 8 | 11.4 | 17 |