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10.025 Mean and standard deviation of sample proportions

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Outcomes

4.5.2.1

understand the concept of the sample proportion 𝑝̂ as a random variable whose value varies between samples, and the formulas for the mean 𝑝 and standard deviation sqrt(𝑝(1−𝑝)/𝑛) of the sample proportion 𝑝̂

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