Lesson Plan: The Median of a Data Set Mathematics • 6th Grade

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to find and interpret the median of a data set.


Students will be able to

  • recognize that the median is one of the measures of central tendency,
  • understand that the data must be ordered to calculate the median,
  • calculate the median of a data set with an odd number of values,
  • calculate the median of a data set with an even number of values, recognizing that it is calculated by finding the mean of the middle two values,
  • calculate the median of data given in a table or a bar graph,
  • find an unknown value in a data set if given the value of its median.


Students should already be familiar with

  • how to calculate the mean of a data set.


Students will not cover

  • how to calculate the mode of a data set,
  • the median of grouped data.

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