Informativeness of TIMSS Science Test

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TIMSS test is the same for all participating countries. However, these nice and expensive shoes doesn’t fit all our feet.

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  • Informativeness of TIMSS Science Test

    1. 1. Informativeness of TIMSS Science Test (should we go for the evidences or for the training) Srdjan Verbić Institute for Education Quality and Evaluation Fabrisova 10, 11000 Belgrade, Serbia e-mail: sverbic @ ceo.edu.rs 19 th Jan. 2010 @ Sarajevo
    2. 2. Gathering the evidences very rich TIMSS tree an English gatherer Japanese or Korean, I’m not sure someone of us
    3. 3. Percentage of population between benchmarks is given for Serbia. It is not much different for any other Balkan country. Test-item distribution low int. benchmark moderate int. benchmark high int. benchmark advanced int. benchmark 19% 30% 35% 14% 2%
    4. 4. IRT and Fisher information <ul><li>TIMSS results are analyzed and calibrated using 3PL IRT model </li></ul><ul><li>All parameters are determined and published in Technical Report </li></ul><ul><li>Therefore we can calculate Fisher information function ( I ) across the scale ( θ ) </li></ul>
    5. 5. Does it fit population profile in your country?
    6. 6. How much we get for what we pay
    7. 7. What we can do? A quit the study quietly B get mad and refuse to pay C learn and take more active role D ignore the problem and have fun You can send your answers by e-mail to sverbic @ ceo.edu.rs

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