Parents are considering removing their children from a WA school after learning a convicted child sex offender is among the students. Credit:AFR

Australian students with many books in the home - used as a proxy for socio-economic status - achieved results 74 points higher than those who reported having a few books in the home.

Australian Education Union president Correna Haythorpe said: "This is another demonstration of the need to target funding more directly to the schools which teach disadvantaged students, as Gonski funding is beginning to do."

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