Ontario · Grade 7

G7.D1.5

Grade 7 — Determine the impact of adding or removing data from a data set on a measure of central tendency, and describe how these changes alter the shape and distribution of the data.

The skill that covers it

What a student should be able to do

  • Compute the mean of a small data set.
  • Find the median of a data set with an odd or an even number of values.
  • Identify the mode, including when there is more than one or none at all.
  • Say which average describes a data set best when an outlier is present.

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