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Unit: Sampling distributions

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What is a sampling distribution?

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Introduction to sampling distributions
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Sample statistic bias worked example
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Practice
Biased and unbiased estimatorsGet 3 of 4 questions to level up!

Sampling distribution of a sample proportion

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Sampling distribution of sample proportion part 1
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Sampling distribution of sample proportion part 2
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Normal conditions for sampling distributions of sample proportions
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Probability of sample proportions example
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Sampling distribution of a sample proportion example
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Practice
The normal condition for sample proportionsGet 3 of 4 questions to level up!
Mean and standard deviation of sample proportionsGet 3 of 4 questions to level up!
Finding probabilities with sample proportionsGet 3 of 4 questions to level up!

Sampling distribution of a sample mean

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Inferring population mean from sample mean
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Central limit theorem
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Sampling distribution of the sample mean
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Sampling distribution of the sample mean 2
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Standard error of the mean
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Example: Probability of sample mean exceeding a value
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Sampling distribution of a sample mean example
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Practice
Mean and standard deviation of sample meansGet 3 of 4 questions to level up!
Sample means and the central limit theoremGet 3 of 4 questions to level up!
Finding probabilities with sample meansGet 3 of 4 questions to level up!
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About this unit

A sampling distribution shows every possible result a statistic can take in every possible sample from a population and how often each result happens. This topic covers how sample proportions and sample means behave in repeated samples.