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Statistics

Mathematics · Chapter 15 · 5. Statistics

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Topics 5

  1. Collection of data; raw, arrayed and grouped data; discrete and continuous variables
  2. Tabulating raw data with tally marks; frequency tables
  3. Grouped frequency distributions: class intervals, limits, boundaries, class size; converting discontinuous intervals to continuous
  4. Mean and median of ungrouped data
  5. Graphical representation of data; drawing a frequency polygon