QCE Together Year 12 Maths Methods: Bias in Samples and Procedures to Ensure Randomness

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Bias in Samples and Procedures to Ensure Randomness

In this post, we discuss sources of bias in samples, and procedures to ensure randomness, as a part of the QCE Maths Methods course under the topic Interval Estimates for Proportions and the Normal Distribution and sub-part Random Sampling.

 

Bias in Sample

Part 1: Crash Course sampling methods and bias with surveys

 

Part 2: Example of bias in survey

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