Population
μ = 50σ = 10
One sample
Confidence intervals
cover μ: 0fail to cover μ: 0
Covers μ
Fails to cover μ
Population mean μ = 50
Runs past the axis
Zoomed in: this x-axis is stretched, so it no longer lines up with the charts above.
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of the intervals cover μ
Compare settings
Each row is one setting, and its margin of error is the mean over that setting’s intervals. Change the population, sample size, confidence level or method and draw again to compare.