Relative frequency is noisy at first. As the sample grows, the observed share of heads settles onto 50%. That settling is the law of large numbers — not a promise about the next flip.
Last trial
1 fair coin
H
Sequences
Solid bars are observed. Hairline marks are theory.
- Observed
- Theory
H
T
Running P(A)
The wandering estimate should settle onto the dashed theory line.
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