L: 10
R: 10
Simulation Time
00:00
Degrees of Freedom (df)
1
Chi-Square Formula ($\chi²$):
χ² = \sum \frac{(O - E)²}{E}

Null Hypothesis (H₀):
Pillbugs show no preference. Expected (E) is random 50/50 split.
Critical Value (p=0.05, df=1): 3.84
Chamber Obs (O) Exp (E) (O-E)²/E
Left -- 10 --
Right -- 10 --
Calculated χ²: 0.00
Ready for observation.