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Data Interpretation and Pie Charts · Semester 2

Weighted Mean

Calculating the weighted mean for data sets where different values have different frequencies or importance.

Key Questions

  1. Explain when and why a weighted mean is more appropriate than a simple mean.
  2. Construct a method to calculate the weighted mean from a frequency table.
  3. Analyze how different weights affect the overall mean of a data set.

MOE Syllabus Outcomes

MOE: Statistics - S1MOE: Average - S1
Level: Primary 6
Subject: Mathematics
Unit: Data Interpretation and Pie Charts
Period: Semester 2

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