Statistical inference · confidence intervals · manipulative
A bank of sample intervals is already drawn. Grow it, change n or the level, and watch the hit rate settle near the confidence level — most cover μ, not all.
Grow the bank · dashed line is μ · n and level resize widths live
How many CIs on the plot. Red bars miss μ — that is allowed.
n and level resize every bar live — samples stay.
Coverage