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Data Collection by Sampling

  • Grade 5
  • Mathematics
  • Data


In this mission, students explore the importance of sampling to answer questions of interest and group analysis. Then students discover a way to represent and organize data: the relative frequency table.

Learning goals

  • I explain the importance of collecting data from a sample to represent a population.
  • I represent and organize data in a relative frequency table.


  • sample
  • sampling
  • simple random sampling
  • stratified random sampling
  • systematic random sampling
  • census
  • survey
  • relative frequency
  • respondent