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DescriptorsMathematicsYear 2StatisticsStatisticsAC9M2ST02
AC9M2ST02: Year 2 Mathematics Content Descriptor – Statistics
AC9M2ST02 Year 2 Mathematics

AC9M2ST02 – Year 2 Mathematics: null

Strand
Statistics
Substrand
Statistics

This Content Descriptor from Year 2 Mathematics provides the specific knowledge and skills students should learn. Use it to plan lessons, create learning sequences, and design assessments that align with the Australian Curriculum v9.

Content Descriptor

create different graphical representations of data using software where appropriate; compare the different representations, identify and describe common and distinctive features in response to questions

Elaborations

  • collecting data from a limited list of choices, creating \(2\) different graphical representations of the data, discussing and comparing the different representations; for example, asking the class to choose their favourite colour from a given set, then co-creating a picture graph with colours on the horizontal axis and comparing to a column graph with colours on the horizontal axis and numbers on the vertical axis
  • creating different data displays; for example, lists, tally charts, jointly created column graphs and picture graphs to represent a data set; describing the information that each display represents and discussing how easy or hard they are to interpret and why
  • using digital tools, including generative artificial intelligence tools, to create picture graphs to represent data using one-to-one correspondence, deciding on an appropriate title for the graph and considering whether the categories of data are appropriate for the context
  • comparing picture graphs with one-to-one column graphs of the same data, interpreting the data in each and saying how they are the same and how they are different; for example, collecting data on the country of birth of each student and creating different pictographs to represent classroom data
  • using dot plots, sticker charts, picture graphs, bar charts and column graphs to represent data

Achievement Standard This Supports

This Content Descriptor contributes to the following Achievement Standard:

Year 2 ASMATY2
Year 2 Mathematics Achievement Standard
By the end of Year 2, students order and represent numbers to at least 1000, apply knowledge of place value to partition, rearrange and rename two- and three-digit numbers in terms of their parts, and regroup partitioned numbers to assist in calculations. They use mathematical modelling to solve practical additive and multiplicative problems, including money transactions, representing the situation and choosing calculation strategies. Students identify and represent part-whole relationships of halves, quarters and eighths in measurement contexts. They describe and continue patterns that increase and decrease additively by a constant amount and identify missing elements in the pattern. Students recall and demonstrate proficiency with addition and subtraction facts within 20 and multiplication facts for twos. They use uniform informal units to measure and compare shapes and objects. Students determine the number of days between events using a calendar and read time on an analog clock to the hour, half hour and quarter hour. They compare and classify shapes, describing features using formal spatial terms. Students locate and identify positions of features in two-dimensional representations and move position by following directions and pathways. They use a range of methods to collect, record, represent and interpret categorical data in response to questions.