Science Literacy 2006 school release materials - NAP

Table 6.2 Conversion of raw scores to scaled scores and level attained: Objective Assessment andPractical TaskStudent rawscoreEquivalentsample scaledscoreLevel attainedLevel descriptors0 n.a Level 2 Describes a choice for a situation based on1 n.afirst-hand concrete experience, requiring theapplication of limited knowledge.2 14Identifies simple patterns in the data3 55and/or interprets a data set containing some4 88interrelated elements.5 115Makes measurements or comparisons6 138involving information or stimulus in afamiliar context.7 1608 1799 19710 21411 23012 24513 25914 274 Level 3.1 Selects appropriate reason to explain15 287reported observation related to personalexperience.16 300Interprets simple data set requiring an17 313element of comparison. Makes simple18 326standard measurements and records data asdescriptions.19 33920 35121 36322 37523 38824 400 Level 3.2 Interprets information in a contextualised25 412report by application of relevant scienceknowledge.26 424Interprets data and identifies patterns in27 436– and/or relationships between – elements28 449of the data.29 461Collates and compares data set of collected30 474information. Gives reason for controlling asingle variable.31 48732 50133 51534 529 Level 3.3 Applies knowledge of relationship to explain35 544a reported phenomenon.36 560Extrapolates from an observed pattern todescribe an expected outcome or event.37 57738 594Demonstrates an awareness of the principlesof conducting an experiment and controlling39 614variables.40 63541 658 Level 4 Explains interactions that have been42 685observed in terms of an abstract scienceconcept.43 718Conclusion summarises and explains the44 759patterns in the data in the form of a rule and45 819is consistent with the data.46 940When provided with an experimental designinvolving multiple variables, can identify thequestions being investigated.43