weights
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In the Slough NFER tests each paper is equally 'weighted'..... the result is the three papers added together and divided by 3 to give an 'average'..... therefore you can do badly in one paper and it be offset by a good result in another.
Each paper is maked and then standardised. Age plays a part.... i.e. If the difference in marks for the average of the August cohort compared with the average of all September cohort will be reflected in the standardised score.
Unfortunately as we do not know the standard of the current cohorts we cannot be sure of the extent of the standardisation. Historically it has been shown that younger cohorts require less marks to reach the same standardised score as an older cohort.
Each paper is maked and then standardised. Age plays a part.... i.e. If the difference in marks for the average of the August cohort compared with the average of all September cohort will be reflected in the standardised score.
Unfortunately as we do not know the standard of the current cohorts we cannot be sure of the extent of the standardisation. Historically it has been shown that younger cohorts require less marks to reach the same standardised score as an older cohort.