Confidence Intervals
Adjust the parameters to see their effect on the CI.
Method
z (σ known)
t (σ unknown)
Confidence level:
95%
Sample size n:
30
Sample
Layers
Sample points
Sample mean
Population curve
Population mean
CI band
x‑axis ticks
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Multiple Confidence Intevals
Here is a representation of multiple confidence intervale drawn from N samples.
Number of intervals
N=20
Generate N intervals
Layers
Population mean
Intervals that contain μ
Intervals that miss μ
Highlight top interval