Red eyes Red eyes Sepia eyes Sepia eyes AU present AD absent AU present AU absent s Observed value (0) 1&3 Expected value {8) Your answer Your answer Your answer Your answer Deviation (o - e) or d Your answer Your answer Your answer Your answer Your answer Your answer Your answer Your answer Deviation2 (Ii) Your answer Your answer Your answer Your answer Chi-square X: = Edie Your answer Degrees of freedom Your answer Probability (p) (see Appendix D) Your