Mathematics / Year 7 / Statistics and Probability / Data representation and interpretation

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Curriculum content descriptions

Construct and compare a range of data displays including stem-and-leaf plots and dot plots (ACMSP170)

Elaborations
  • understanding that some data representations are more appropriate than others for particular data sets, and answering questions about those data sets
  • using ordered stem-and-leaf plots to record and display numerical data collected in a class investigation, such as constructing a class plot of height in centimetres on a shared stem-and-leaf plot for which the stems 12, 13, 14, 15, 16 and 17 have been produced
General capabilities
  • Literacy Literacy
  • Numeracy Numeracy
  • Critical and creative thinking Critical and creative thinking
ScOT terms

Stem and leaf plots,  Dot plots

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4 direct matches to ACMSP170 | 3 other related resources

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Sleepy statistics: Part 1

  • TLF-IDA004605

Students conduct a sleep audit over two weeks to test hypotheses regarding improving sleep quality.

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Sleepy statistics: Analysis: Part 2

  • TLF-IDA004604

In this second of two lessons, students represent their acquired sleep data using a back-to-back stem-and-leaf plot and draw conclusions based on statistical analysis.

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Downloadable

Give it your best shot

  • TLF-IDA003531

Students calculate the mean, median and mode for sets of data and select the appropriate measure of centre.

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Downloadable

The humanoid project

  • TLF-IDA003530

Students explore a large data set.

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Video

Can you guess the weight of Uluru?

  • TLF-IDM025420

What is the "wisdom of a crowd"? Mathematician Lily Serna investigates a mathematical phenomenon that suggests that if you have a large enough crowd, with a broad variety of people making estimates, then the mean (average) answer of the crowd will be accurate! Find out if a crowd can guess the weight of Uluru from the ground ...

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Video

What are pixels?

  • TLF-IDM020591

Meet Kevin Systrom and Piper Hanson as they explain how digital images work. What are pixels, those tiny dots of light, made from? How are colours created and represented? What does Kevin say about the way mathematical functions are used to create different image filters. What is the difference between image resolution ...

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Video

Mean, median and mode

  • TLF-IDM012414

This resource is a video demonstration, with audio commentary, about calculating the mean, median and mode of a data set. The meaning of each of the terms - mean, median and mode - is explained and the difference between them is clarified. The resource explains the process and demonstrates a handwritten method for calculating ...

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