Statistics and Probability · Data and Probability

Data Variation and Box Plots

Comparing data sets using five point summaries and box and whisker plots.

Key Questions

  1. 1What does the spread of the interquartile range tell us about the consistency of a data set?
  2. 2Why is the median sometimes a better measure of center than the mean?
  3. 3How do box plots allow us to visually compare the distribution of two different populations?

ACARA Content Descriptions

AC9M9ST01AC9M9ST02
Year: Year 9
Subject: Mathematics
Unit: Statistics and Probability
Period: Data and Probability

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