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• VCMNA282

  Use algorithms and related testing procedures to identify and correct errors

  Elaborations

  • debugging search and sort programs
  • testing a number for divisibility

  VCMNA282 | Mathematics | Level 8 | Number and Algebra | Patterns and algebra

• VC2M8P03

  conduct repeated chance experiments and simulations, using digital tools to determine probabilities for compound events, and describe results

  Elaborations

  • using digital tools to conduct probability simulations involving compound events
  • using a random number generator and digital tools to simulate rolling 2 dice and calculating the difference between them, investigating what difference is likely to occur more often
  • using online simulation software to conduct probability simulations to determine in the long run if events are complementary

  VC2M8P03 | Mathematics | Mathematics Version 2.0 | Level 8 | Probability

• VC2M8P02

  determine all possible outcome combinations for 2 events, using two-way tables, tree diagrams and Venn diagrams, and use these to determine probabilities of specific events in practical situations

  Elaborations

  • describing events using language of ‘at least’, exclusive ‘or’ (A or B but not both), inclusive ‘or’ (A or B or both) and ‘and’
  • using the relation Pr(A and B) + Pr(A and not B) + Pr(not A and B) + Pr(not A and not B) = 1 to calculate probabilities, including the special case of mutually exclusive events where Pr(A and B) = 0
  • using Venn diagrams or two-way tables to demonstrate the difference between events that are mutually exclusive, such as whether a coin toss will land on a head or a tail, and those that are not mutually exclusive, such as people who have blonde hair and people who have blue eyes
  • exploring Aboriginal and/or Torres Strait Islander children’s instructive games, for example, Battendi from the Ngarrindjeri Peoples of Lake Murray and Lake Albert in southern Australia, applying possible combinations and relationships and calculating probabilities using two-way tables and Venn diagrams

  VC2M8P02 | Mathematics | Mathematics Version 2.0 | Level 8 | Probability

• VC2M8P01

  recognise that complementary events have a combined probability of one; use this relationship to calculate probabilities in applied contexts

  Elaborations

  • understanding that knowing the probability of an event allows the probability of its complement to be found, including for those events that are not equally likely, such as getting a specific novelty toy in a supermarket promotion
  • using the relationship that for a single event A, Pr(A) + Pr(not A) = 1; for example, if the probability that it rains on a particular day is 80%, the probability that it does not rain on that day is 20%, or the probability of not getting a 6 on a single roll of a fair dice is 1-16=56
  • using the sum of probabilities to solve problems, such as the probability of starting a game by throwing a 5 or 6 on a dice is 13 and probability of not throwing a 5 or 6 is 23

  VC2M8P01 | Mathematics | Mathematics Version 2.0 | Level 8 | Probability

• VC2M8SP02

  establish properties of quadrilaterals using congruent triangles and angle properties, and solve related problems explaining reasoning

  Elaborations

  • establishing the properties of squares, rectangles, parallelograms, rhombuses, trapeziums and kites using geometric properties and proof, such as the sum of the exterior angles of a polygon is equal to a complete turn or 360°
  • identifying properties of quadrilaterals related to side lengths, parallel sides, angles, diagonals and symmetry
  • applying the properties of triangles and quadrilaterals to construction designs such as car jacks, scissor lifts, folding umbrellas, toolboxes and cherry pickers

  VC2M8SP02 | Mathematics | Mathematics Version 2.0 | Level 8 | Space

• VC2M8SP01

  identify the conditions for congruence and similarity of triangles and explain the conditions for other sets of common shapes to be congruent or similar, including those formed by transformations

  Elaborations

  • developing an understanding of what it means for shapes to be congruent or similar
  • using the enlargement transformation and digital tools to develop sets of similar shapes
  • investigating sufficient conditions to establish that 2 triangles are congruent
  • applying logical reasoning and tests for congruence and similarity, to problems and proofs involving plane shapes
  • comparing angle and side measurements of shapes under transformation to answer questions such as ‘What changes?’ and ‘What stays the same?’
  • establishing that 2 shapes are congruent if one lies exactly on top of the other after one or more transformations, including translations, reflections and rotations, and recognising that the matching sides and the matching angles are equal

  VC2M8SP01 | Mathematics | Mathematics Version 2.0 | Level 8 | Space

• VC2M8SP03

  describe in different ways the position and location of three-dimensional objects in 3 dimensions, including using a three-dimensional Cartesian coordinate system with the use of dynamic geometry software or other digital tools

  Elaborations

  • locating aircraft or drones using latitude, longitude and altitude as a three-dimensional coordinate system
  • constructing three-dimensional objects using 3D printers or designing software that uses a three-dimensional coordinate system
  • comparing and contrasting two-dimensional and three-dimensional coordinate systems by highlighting what is the same and what is different, including virtual maps versus street views
  • using dynamic geometry software to construct shapes and objects within the first quadrant of a three-dimensional coordinate system
  • interpreting three-dimensional coordinate locations for objects in multistorey car parks, or playing games based on three-dimensional coordinate systems such as three-dimensional noughts-and-crosses
  • exploring position and transformation through geospatial technologies used by Aboriginal and/or Torres Strait Islander communities

  VC2M8SP03 | Mathematics | Mathematics Version 2.0 | Level 8 | Space

• VCMSP297

  Distinguish between a population and a sample and investigate techniques for collecting data, including census, sampling and observation

  Elaborations

  • identifying situations where data can be collected by census and those where a sample is appropriate
  • investigating the differences between convenience, judgemental and simple random sampling from a population

  VCMSP297 | Mathematics | Level 8 | Statistics and Probability | Data representation and interpretation

• VCMSP299

  Explore the variation of means and proportions of random samples drawn from the same population

  Elaborations

  • using sample properties to predict characteristics of the population

  VCMSP299 | Mathematics | Level 8 | Statistics and Probability | Data representation and interpretation

• VCMSP296

  Represent events in two-way tables and Venn diagrams and solve related problems

  Elaborations

  • using Venn diagrams and two-way tables to calculate probabilities for events, satisfying 'and', 'or' and 'not' conditions
  • understanding that representing data in Venn diagrams or two-way tables facilitates the calculation of probabilities
  • collecting data to answer the questions using Venn diagrams or two-way tables

  VCMSP296 | Mathematics | Level 8 | Statistics and Probability | Chance

• VCMSP294

  Identify complementary events and use the sum of probabilities to solve problems

  Elaborations

  • identifying the complement of familiar events
  • understanding that probabilities range between 0 to 1 and that calculating the probability of an event allows the probability of its complement to be found

  VCMSP294 | Mathematics | Level 8 | Statistics and Probability | Chance

• VCMSP300

  Investigate the effect of individual data values including outliers, on the range, mean and median

  Elaborations

  • using displays of data to explore and investigate effects
  • exploring the effect of outliers on the range for different sets of data by comparing its value with and without outliers included

  VCMSP300 | Mathematics | Level 8 | Statistics and Probability | Data representation and interpretation

• VCMSP298

  Explore the practicalities and implications of obtaining data through sampling using a variety of investigative processes

  Elaborations

  • investigating the uses of random sampling to collect data

  VCMSP298 | Mathematics | Level 8 | Statistics and Probability | Data representation and interpretation

• VCMSP295

  Describe events using language of 'at least', exclusive 'or' (A or B but not both), inclusive 'or' (A or B or both) and 'and'

  Elaborations

  • posing 'and', 'or' and 'not' probability questions about objects or people

  VCMSP295 | Mathematics | Level 8 | Statistics and Probability | Chance

• VC2M8SP04

  design and test algorithms involving a sequence of steps and decisions that identify congruency or similarity of shapes, and describe how the algorithm works

  Elaborations

  • listing the properties or criteria necessary to determine if shapes are similar or congruent
  • using the conditions for congruence of triangles and similarity of triangles to develop a sorting algorithm; for example, creating a flow chart
  • evaluating algorithms for accuracy in classifying and distinguishing between similar and congruent triangles

  VC2M8SP04 | Mathematics | Mathematics Version 2.0 | Level 8 | Space

• VC2M8ST01

  distinguish between a population and a sample, and investigate techniques for data collection including census, sampling, experiment and observation, and explain the practicalities and implications of obtaining data through these techniques

  Elaborations

  • identifying situations where data can be collected by census and those where a sample is appropriate
  • investigating the practicalities and implications of obtaining data through sampling, using a variety of investigative processes; for example, investigating situations when random sampling or non-random sampling is used to collect data and the implication of each sampling method
  • discussing how observations, experiments and sampling methods can be impacted by bias; for example, recognising that a sampling bias occurs when certain members of a population are more likely to be selected in a sample than others, such as a survey conducted at a shopping centre, and recognising that environmental conditions may bias the results of scientific investigations if experiments are conducted at different times or under different conditions
  • using digital tools such as simulations and digital measuring devices to observe, measure and record qualitative and quantitative data, discussing precision and the implications of error

  VC2M8ST01 | Mathematics | Mathematics Version 2.0 | Level 8 | Statistics

• VC2M8ST02

  analyse and report on the distribution of data from primary and secondary sources using random and non-random sampling techniques

  Elaborations

  • investigating different methods of sampling used to collect data, considering the source and size of samples
  • comparing the sampling methods of simple random, systematic, stratified, quota, clustered or convenience, or judgement, and discussing the reliability of conclusions about the context that could be drawn
  • defining and distinguishing between probabilistic terms such as ‘random’, ‘sample space’, ‘sample’ and ‘sample distribution’
  • investigating primary and secondary data sources relating to reconciliation between Aboriginal and Torres Strait Islander Peoples and non-Indigenous Australians, analysing and reporting on findings

  VC2M8ST02 | Mathematics | Mathematics Version 2.0 | Level 8 | Statistics

• VC2M8ST04

  plan and conduct statistical investigations involving samples of a population; use ethical and fair methods to make inferences about the population and report findings, acknowledging uncertainty

  Elaborations

  • using data such as electricity consumption to draw conclusions about the impacts of events, such as pandemics, on households or business
  • identifying situations where the collection of data from a sample is necessary due to efficiency, cost or restricted time for collection of data, and is sufficiently reliable for making inferences about a population
  • exploring progress in reconciliation between Aboriginal and Torres Strait Islander Peoples and non-Indigenous Australians, investigating and evaluating sampling techniques and methods to gather relevant data to measure progress

  VC2M8ST04 | Mathematics | Mathematics Version 2.0 | Level 8 | Statistics

• VC2M8ST03

  compare variations in distributions and proportions obtained from random samples of the same size drawn from a population and recognise the effect of sample size on this variation

  Elaborations

  • comparing the proportion of students in favour of a proposal for a change in school uniform between different random samples of 50 students from the school population
  • using digital tools to simulate repeated sampling of the same population, such as heights or arm spans of students, recording and comparing means, median and range of data between samples
  • using relative frequencies from historical data to predict proportions and the likely number of outcomes in situations such as weather forecasting or the countries of origin of visitors to tourist attractions
  • investigating the effect that adding or removing data from a data set has on measures of central tendency and spread
  • investigating Aboriginal and/or Torres Strait Islander ranger groups and other groups’ use of sampling techniques to track biodiversity of species

  VC2M8ST03 | Mathematics | Mathematics Version 2.0 | Level 8 | Statistics

• VCNRC056

  Convey and present information and ideas on a range of topics in different types of texts and in a variety of modes

  Elaborations

  • presenting information on a variety of topics for a range of purposes and audiences
  • presenting findings from interviews with peers in own class or in language classes and settings, using formats such as profile posters, charts and timelines
  • summarising and conveying the main points of texts, deducing the meaning of some unknown words and phrases, and identifying known cultural references, images and other content which contribute to the overall meaning
  • organising and presenting information for an audience who speak the language, for example, a web page describing and explaining leisure activities of young people in Australia
  • reporting in either a journal/diary entry or article for a school magazine on own and others’ experiences of events such as a concert, school camp, excursion or new educational computer game

  VCNRC056 | Capabilities | Personal and Social Capability | Levels 7 and 8 | Communicating | Informing