TABLE 2

Data from Zouros et al. (1988) on the fraction of D. mojavensis-D. arizonensis hybrid backcross males with immotile sperm and theoretical expectations

DataExpected breakdown scores
PhFraction (N)95% C.I.Two-loci: E(S)/nh1aThree-loci: E(S)/nh2b
00.10 (10)(0.002, 0.45)00
0.20.25 (24)(0.10, 0.47)0.16 + 0.04d00.064 + 0.048d1 + 0.008d0d1
0.40.93 (29)(0.77, 0.99)0.24 + 0.16d00.072 + 0.144d1 + 0.064d0d1
0.61.0 (22)0.87c0.24 + 0.36d00.048 + 0.216d1 + 0.216d0d1
0.81.0 (6)0.61c0.16 + 0.64d00.016 + 0.192d1 + 0.512d0d1
  • C.I., confidence interval.

  • a See (18), d0 = h0/h1.

  • b These follow from (A1); d1 = h1/h2 and d0 = h0/h1.

  • c 95% lower bound.