Population Distribution
Drag the bars up or down. Taller bars make that value more likely to be selected.
Editable
Population Mean, μ
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Population SD, σ
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Sampling Distribution of the Sample Mean
Each bar represents sample means from repeated random samples. This graph uses the same x-axis scale as the population distribution.
Mean of Sample Means
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SD of Sample Means
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Population Mean
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Number of Samples
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Big idea: a sampling distribution can be created from any sample statistic. Some statistics are centered near the corresponding population value, while others may tend to overestimate or underestimate it.