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Variance and Standard Deviation Variance and standard deviation are more precise measures of dispersion than the range or IQR because they take every data value into account. While the range only…
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This section covers Variance and Standard Deviation as part of Statistics in Grade 12 Mathematics. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.
Yes. All notes on Hlayiso, including "Variance and Standard Deviation", are written against the official CAPS curriculum and ATP for Grade 12 Mathematics.
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