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Data Variation and Outliers

Data Variation and Outliers
Worksheets
Mathematics Statistics (Data)
View Curriculum Codes   
Description

This pack includes six differentiated worksheets designed to help students understand data variation and outliers. Students analyse real-world data sets, identify outliers and explain their potential causes. Each worksheet includes step-by-step questions to guide students through identifying patterns, understanding variations and discussing the implications of their findings. Suitable for a variety of ability levels, this resource is ideal for fostering critical thinking and mathematical reasoning in the classroom.

Suitable for
  • Relief Teachers
Lesson Structure
  • Individual Activity
  • Rotations / Group Work
  • Class Activity
Curriculum Codes

AC9M6ST01 9

Interpret and compare data sets for ordinal and nominal categorical, discrete and continuous numerical variables using comparative displays or visualisations and digital tools; compare distributions in terms of mode, range and shape

AC9M6ST02 9

Identify statistically informed arguments presented in traditional and digital media; discuss and critique methods, data representations and conclusions

AC9M6ST03 9

Plan and conduct statistical investigations by posing and refining questions or identifying a problem and collecting relevant data; analyse and interpret the data and communicate findings within the context of the investigation

ACMSP147 8.4

Interpret and compare a range of data displays, including side-by-side column graphs for two categorical variables

ACMSP148 8.4

Interpret secondary data presented in digital media and elsewhere

VCMSP235

Construct, interpret and compare a range of data displays, including side-by-side column graphs for two categorical variables

VCMSP237

Pose and refine questions to collect categorical or numerical data by observation or survey

VCMSP236

Interpret secondary data presented in digital media and elsewhere

MA3-1WM old

Describes and represents mathematical situations in a variety of ways using mathematical terminology and some conventions

MA3-3WM old

Gives a valid reason for supporting one possible solution over another

MA3-18SP old

Uses appropriate methods to collect data and constructs, interprets and evaluates data displays, including dot plots, line graphs and two-way tables

MA3-DATA-01 new

Constructs graphs using many-to-one scales

MA3-DATA-02 new

Interprets data displays, including timelines and line graphs

Differentiation

Modifications

• Provide guiding hints or examples for students needing additional support.
• Allow students to work in pairs to foster collaboration and shared understanding.
• Offer simpler questions for students focusing on basic identification rather than detailed analysis.

EXTENSIONS

• Ask students to create their own data sets and include intentional outliers for peers to identify and analyse.
• Challenge advanced learners to calculate the effect of removing an outlier on the mean and median of the data.

Linked Resources & Worksheets