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What are the requirements on sampling and the population so that the distribution of sample means is approximately normal? How do you calculate the mean
- What are the requirements on sampling and the population so that the distribution of sample means is approximately normal?
- How do you calculate the mean and standard deviation of the sampling distribution for sample means?
- What is the effect of increasing sample size on the sampling distribution and what does this mean in terms of the central limit theorem?
- Why is the standard deviation of the sampling distribution smaller than the standard deviation of the population from which it came?
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Cambridge IGCSE And O Level Additional Mathematics Coursebook
Authors: Sue Pemberton
2nd Edition
1108411665, 9781108411660
